RULE 235 ADHESIVES 

Adopted 06-08-95 

(Amended 04-10-97, 04-08-04) 

CONTENTS

100 GENERAL 

101 PURPOSE 

102 APPLICABILITY 

103 SEVERABILITY 

104 EXEMPTIONS 

200 DEFINITIONS

201 ACRYLONITRILE-BUTADIENE-STYRENE (ABS) WELDING ADHESIVE 

202 ADHESIVE 

203 ADHESIVE OR SEALANT PRODUCT 

204 ADHESIVE PRIMER 

205 AEROSOL ADHESIVE 

206 AEROSOL ADHESIVE PRIMER 

207 AEROSOL CLEANING SOLVENT 

208 APPLICATION EQUIPMENT 

209 ARCHITECTURAL SEALANT/PRIMER 

210 AUTOMOTIVE GLASS ADHESIVE PRIMER 

211 CERAMIC TILE INSTALLATION ADHESIVE 

212 CHLORINATED POLYVINYL CHLORIDE (CPVC) WELDING ADHESIVE 

213 CHLORINATED POLYVINYL CHLORIDE (CPVC) PLASTIC 

214 CLEANUP SOLVENT 

215 CLOSED CONTAINER 

216 COMPUTER DISKETTE JACKET MANUFACTURING ADHESIVE 

217 CONTACT ADHESIVE 

218 CONTROL DEVICE 

219 COVE BASE INSTALLATION ADHESIVE 

220 CURED 

221 CYANOACRYLATE ADHESIVE 

222 DRYWALL INSTALLATION 

223 ENCLOSED GUN CLEANER 

224 EXEMPT COMPOUNDS 

225 FIBERGLASS 

226 FLEXIBLE VINYL 

227 FLEXIBLE VINYL ADHESIVE 

228 HAND APPLICATION METHODS 

229 HIGH PRESSURE LAMINATE 

230 HIGH-VOLUME LOW-PRESSURE (HVLP) APPLICATION EQUIPMENT 

231 HOUSEHOLD ADHESIVE 

232 INDOOR FLOOR COVERING INSTALLATION ADHESIVE 

233 KEY SYSTEM OPERATING PARAMETER 

234 LEAK 

235 LOW-SOLIDS MATERIAL 

236 LOW-VOLUME LOW-PRESSURE (LVLP) APPLICATION EQUIPMENT 

237 MARINE DECK SEALANT/SEALANT PRIMER 

238 MATERIAL 

239 METAL TO URETHANE/RUBBER MOLDING OR CASTING ADHESIVE 

240 MULTIPURPOSE CONSTRUCTION ADHESIVE 

241 NONCOMPLIANT MATERIAL 

242 NON-MEMBRANE ROOF INSTALLATION/REPAIR ADHESIVE/SEALANT 

243 NON-POROUS MATERIAL 

April 8, 2004 

Placer County APCD 235-1 Rules and Regulations
244 OUTDOOR FLOOR COVERING INSTALLATION ADHESIVE 

245 PANEL INSTALLATION 

246 PLASTIC 

247 PLASTIC CEMENT WELDING ADHESIVE 

248 PLASTIC CEMENT WELDING ADHESIVE PRIMER 

249 PLASTICIZER 

250 POLYVINYL CHLORIDE (PVC) WELDING ADHESIVE 

251 POLYVINYL CHLORIDE (PVC) WELDING SEALANT 

252 POROUS MATERIAL 

253 PROPELLANT 

254 REACTIVE ADHESIVE 

255 ROADWAY SEALANT 

256 RUBBER 

257 RUBBER FLOORING 

258 SEALANT 

259 SEALANT PRIMER 

260 SINGLE-PLY ROOF MEMBRANE 

261 SOLVENT WELDING 

262 SOLID MATERIAL 

263 SOLVENT WELDING 

264 STATIONARY SOURCE 

265 STRIPPER 

266 STRUCTURAL GLAZING ADHESIVE 

267 SUBFLOOR INSTALLATION 

268 SUBSTRATE 

269 SURFACE PREPARATION SOLVENT 

270 THIN METAL LAMINATING ADHESIVE 

271 TIRE REPAIR 

272 TIRE RETREAD ADHESIVE 

273 TRAFFIC MARKING TAPE ADHESIVE PRIMER 

274 VOLATILE ORGANIC COMPOUND (VOC) 

275 VOLATILE ORGANIC COMPOUND (VOC) AS APPLIED 

276 VOLATILE ORGANIC COMPOUND (VOC) AS SUPPLIED 

277 WATERPROOF RESORCINOL GLUE 

278 WIPE CLEANING 

279 WOOD FLOORING

300 STANDARDS

301 MATERIAL APPLICATION METHODS 

302 VOC CONTENT LIMITS, ADHESIVES, ADHESIVE PRIMERS, SEALANTS AND 

SEALANT PRIMERS 

303 VOC CONTENT LIMITS, AEROSOL ADHESIVES, AND AEROSOL ADHESIVE

PRIMERS 

304 VOC CONTENT LIMITS, SURFACE PREPARATION, CLEANUP AND STRIPPING 

SOLVENTS 

305 EMISSION CONTROL EQUIPMENT 

400 ADMINISTRATIVE REQUIREMENTS

401 PROHIBITION OF SALE 

402 PROHIBITION OF SPECIFICATION 

403 LABELING REQUIREMENTS FOR AEROSOL ADHESIVES 

404 OPERATION AND MAINTENANCE PLAN 

405 CALCULATION FOR DETERMINING VOC CONTENT OF MATERIAL EXCLUDING 

WATER AND EXEMPT COMPOUNDS 

406 CALCULATION FOR DETERMINING VOC CONTENT OF MATERIAL INCLUDING 

WATER AND EXEMPT COMPOUNDS 

April 8, 2004

Rules and Regulations 235-2 Placer County APCD 
407 CALCULATION OF PERCENT OF VOC BY WEIGHT 

408 CALCULATION FOR DETERMINING PERCENT CONTROL EFFICIENCY AND VOC 

MASS EMISSION RATE 

409 CALCULATION FOR VOC COMPOSITE PARTIAL PRESSURE 

410 PRODUCT INFORMATION REQUIREMENTS FOR SELLERS 

500 MONITORING AND RECORDS

501 RECORDKEEPING 

502 TEST METHODS 

April 8, 2004 

Placer County APCD 235-3 Rules and Regulations
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April 8, 2004

Rules and Regulations 235-4 Placer County APCD 
100 GENERAL 

101 PURPOSE: To limit emissions of volatile organic compounds (VOCs) from the 

application of commercial and industrial adhesive or sealant products, and from related 

solvents and strippers. 

102 APPLICABILITY

102.1 Geographic: The provisions of this rule apply to all operations applying 

adhesives in Placer County 

102.2 Business Category: This rule is applicable to any person who: 

102.2.1 Manufactures, sells, offers for sale, or uses an adhesive or sealant 

product; or 

102.2.2 Uses a surface preparation solvent, a cleanup solvent, or a stripper; or 

102.2.3 Supplies an adhesive or sealant product to the person who applies the 

product (i.e., the product user); or 

102.2.4 Solicits, requires the use of, or specifies the application of any adhesive 

or sealant product, surface preparation solvent, cleanup solvent or 

stripper, whether or not such material complies with this rule. 

103 SEVERABILITY: If any section, subsection, sentence, clause, phrase, or portion of this 

rule is, for any reason, held invalid, unconstitutional, or unenforceable by any court of 

competent jurisdiction, that portion shall be deemed as a separate, distinct, and 

independent provision, and the holding shall not affect the validity of the remaining 

portions of the rule. 

104 EXEMPTIONS

104.1 Aerosol Cleaning Solvents: The requirements of Section 303 shall not apply to 

the use of aerosol cleaning solvents at the stationary source provided that the 

total usage of the aerosol cleaning solvents does not exceed 160 fluid ounces 

per day, averaged over a calendar month. 

104.2 Contact Adhesives: The requirements of Section 302 shall not apply to contact 

adhesives subject to the Consumer Product Safety Commission regulations in 16 

Code of Federal Regulations, Part 1302, provided that adhesives are sold in 

packages of 128 fluid ounces or less. 

104.3 Cyanoacrylate Adhesives: The requirements of this rule shall not apply to 

cyanoacrylate adhesives. 

104.4 Equipment Cleanup: The VOC requirements in Section 304 shall not apply to 

ethyl acetate used to clean adhesive application equipment when: 

104.4.1 The equipment is used in the manufacturing of transdermal drug delivery 

products, and 

104.4.2 Fewer than 3 gallons per day of ethyl acetate, averaged over a calendar 

month, are used. 

104.5 Household Adhesives: The requirements of this rule shall not apply to household 

adhesives that are regulated by the State of California and that are defined in 

Section 231. 

April 8, 2004 

Placer County APCD 235-5 Rules and Regulations
104.6 Low Usage: The requirements of Sections 302, 303 and 304.1 shall not apply to 

the materials used by the stationary source, if the total combined volume of these 

materials used at the stationary source does not exceed 55 gallons during any 

calendar year. Commercial and industrial operations that use such materials and 

that are exempted pursuant to this section shall comply with Section 501. 

104.7 Low VOC Materials: The requirements of this rule shall not apply to materials 

containing 20 grams/liter or less (0.17 pounds/gallon) of VOC, less water and 

exempt compounds, as applied. 

104.8 Materials Regulated Under Other District Rules: The requirements of this rule 

shall not apply to any material regulated by Rule 239, Graphic Arts Operations. 

104.9 Medical Equipment Manufacturing: The requirements of this rule shall not apply 

to solvent welding operations used in the manufacturing of medical devices, 

including, but not limited to, catheters, heart valves, blood cardioplegia machines, 

tracheotomy tubes, blood oxygenators, and cardiatory reservoirs. 

104.10 Research and Development Operations: Sections 302, 303 and 304.1 shall not 

apply to the testing and evaluation of materials in research and development 

laboratories, quality assurance laboratories, or analytical laboratories, provided 

that these sources maintain records that comply with Section 501. 

104.11 Small Container: The requirements of this rule shall not apply to materials sold 

or supplied in non-reusable containers that are designed to hold no more than 8 

fluid ounces of materials. 

104.12 Tire Repair: The requirements of this rule shall not apply to materials used for 

tire repair if such products are labeled by the manufacturer: “For Tire Repair 

Only.” 

104.13 Undersea Weapons: The requirements of this rule shall not apply to the 

manufacture, maintenance, or repair of undersea-based weapon systems. 

104.14 Ultraviolet Light-Cured Adhesives: The requirements of this rule shall not apply 

to reactive adhesives that are cured through the application of ultraviolet light, 

electron beam, visible light, radio frequency, or microwaves. 

200 DEFINITIONS

201 ACRYLONITRILE-BUTADIENE-STYRENE (ABS) WELDING ADHESIVE: Any 

adhesive intended by the manufacturer to weld ABS pipe. ABS pipe is made by reacting 

monomers of acrylonitrile, butadiene, and styrene and is normally identified with an 

“AABS” marking. 

202 ADHESIVE: Any substance that is used to bond one surface to another surface by 

attachment. 

203 ADHESIVE OR SEALANT PRODUCT: Any adhesive, adhesive primer, aerosol 

adhesive, aerosol adhesive primer, sealant, or sealant primer, as sold by the 

manufacturer or as applied. 

204 ADHESIVE PRIMER: A coating applied to a substrate, prior to the application of an 

adhesive, to provide a bonding surface. 

205 AEROSOL ADHESIVE: An adhesive consisting of a mixture of rubber, resins, liquid 

and/or gaseous solvents, and propellants packaged in a hand-held, pressurized, nonrefillable container. The container expels pressurized aerosol materials in a finely divided 

spray when a valve on the container is depressed. 

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Rules and Regulations 235-6 Placer County APCD 
206 AEROSOL ADHESIVE PRIMER: A primer used exclusively to provide a bonding 

surface on substrates for subsequent application of aerosol adhesives. It consists of a 

mixture of liquid and/or gaseous materials and propellants packaged in a hand-held, 

pressurized, non-refillable container. The container expels pressurized aerosol primer 

materials in a finely divided spray when a valve on the container is depressed. 

207 AEROSOL CLEANING SOLVENT: A material used as a surface preparation solvent, a 

cleanup solvent, or as a stripper and consisting of liquid and/or gaseous solvent and 

propellants packaged in a hand-held, pressurized, non-refillable container. The container 

expels pressurized aerosol materials in a finely divided spray when a valve on the 

container is depressed. 

208 APPLICATION EQUIPMENT: A device such as a spray gun, pot, hose, brush, roller, 

electrostatic sprayer, non-propellant spray bottle, or squeegee, used to apply an 

adhesive or sealant product, a surface preparation solvent, a cleanup solvent, or a 

stripper. 

209 ARCHITECTURAL SEALANT/PRIMER: Any sealant or sealant primer intended by the 

manufacturer to be applied to stationary structures, including mobile homes, and their 

appurtenances. Appurtenances to an architectural structure include, but are not limited 

to: hand railings, cabinets, bathroom and kitchen fixtures, fences, rain gutters and 

downspouts, and windows. 

210 AUTOMOTIVE GLASS ADHESIVE PRIMER: An adhesive primer labeled by the 

manufacturer to be applied to automotive glass prior to installation of the glass using an 

adhesive/sealant. This primer improves the adhesion to pinch weld and blocks ultraviolet 

light. 

211 CERAMIC TILE INSTALLATION ADHESIVE: Any adhesive intended by the 

manufacturer for the installation of ceramic tiles. 

212 CHLORINATED POLYVINYL CHLORIDE (CPVC) WELDING ADHESIVE: Any 

adhesive intended by the manufacturer to weld CPVC plastic pipe. 

213 CHLORINATED POLYVINYL CHLORIDE (CPVC) PLASTIC: CPVC plastic is a polymer 

of the monomer that contains 67 percent chlorine and is normally identified with a CPVC 

marking. 

214 CLEANUP SOLVENT: A VOC-containing material used to: 

214.1 Remove a loosely held uncured (i.e., not dry to the touch) adhesive or sealant 

from a substrate, or 

214.2 Clean equipment that was used to apply an adhesive or sealant product. 

215 CLOSED CONTAINER: A covered receptacle, which has no visible gaps where the 

cover and the main body of the receptacle meet. 

216 COMPUTER DISKETTE JACKET MANUFACTURING ADHESIVE: Any adhesive 

intended by the manufacturer to bond the fold-over flaps to the body of a vinyl computer 

diskette jacket. 

217 CONTACT ADHESIVE: An adhesive that forms an instantaneous bond that cannot be 

repositioned when substrates, on which the adhesive is applied and allowed to dry, are 

brought together using momentary pressure. 

218 CONTROL DEVICE: Equipment that is utilized as part of an emission control system, 

and which destroys, absorbs or otherwise eliminates or reduces the emission of Volatile 

Organic Compounds from adhesive/sealant operations. 

April 8, 2004 

Placer County APCD 235-7 Rules and Regulations
219 COVE BASE INSTALLATION ADHESIVE: Any adhesive intended by the manufacturer 

for the installation of cove base (or wall base), which is generally made of vinyl or rubber, 

onto a wall or vertical surface at floor level. 

220 CURED: Dry to the touch. 

221 CYANOACRYLATE ADHESIVE: An adhesive with a cyanoacrylate content of at least 

90% by weight and which emits less than 20 grams per liter of VOC as determined 

pursuant to Section 502.11. 

222 DRYWALL INSTALLATION: The installation of gypsum drywall to studs or solid 

surfaces. 

223 ENCLOSED GUN CLEANER: 

223.1 A device that is used for the cleaning of spray guns, pots, cups, and hoses, that 

has a closed solvent container, is not open to the ambient air when in use, and 

has a mechanism to force the cleanup material through the gun while the cleaner 

is in operation; or 

223.2 A device that is used for the cleaning of spray guns, pots, cups, and hoses, that 

has a closed solvent container, uses non-atomized solvent flow to flush the spray 

equipment, and collects and returns the discharged solvent to the closed 

container. 

224 EXEMPT COMPOUNDS: For the purposes of this rule, “Exempt Compounds” are as 

defined in Rule 102, Definitions. 

225 FIBERGLASS: A fiber made of fine filaments of glass that is similar in appearance to 

wool or cotton fiber. 

226 FLEXIBLE VINYL: A nonrigid polyvinyl chloride plastic with at least five percent, by 

weight, of plasticizer content, as determined per Section 502.8. 

227 FLEXIBLE VINYL ADHESIVE: An aerosol adhesive designed to bond flexible vinyl to 

substrates. 

228 HAND APPLICATION METHODS: The application of an adhesive or sealant product by 

manually held equipment. Such equipment includes: paint brushes, hand rollers, 

trowels, spatulas, daubers, rags, sponges, and mechanically or pneumatically driven 

syringes that do not atomize the applied products. 

229 HIGH PRESSURE LAMINATE: Sheets of materials, consisting of paper, fabric, or other 

core material, that have been laminated at temperatures exceeding 265 degrees F, and 

at pressures between 1,000 and 1,400 pounds per square inch. 

230 HIGH-VOLUME LOW-PRESSURE (HVLP) APPLICATION EQUIPMENT: Equipment 

used to apply coating by means of a spray gun which is designed to be operated, and 

which is operated between 0.1 and 10.0 pounds per square inch gauge (psig) air 

pressure, measured dynamically at the center of the air cap and at the air horns. 

231 HOUSEHOLD ADHESIVE: An adhesive subject to Title 17, California Code of 

Regulations, Sections 94507-94517 (Consumer Products). Household adhesives do not 

include units of product, less packaging, that weigh more than one pound or contain more 

than 16 fluid ounces. 

232 INDOOR FLOOR COVERING INSTALLATION ADHESIVE: Any adhesive intended by 

the manufacturer for the installation of wood flooring, carpet, carpet pads, rubber flooring, 

resilient tile, vinyl tile, vinyl backed carpet, resilient sheet and roll, or artificial grass. Such 

April 8, 2004

Rules and Regulations 235-8 Placer County APCD 
installed materials are in an enclosure and are not exposed to ambient weather 

conditions during normal use. Indoor floor covering installation does not include ceramic 

tile installation or subfloor installation. 

233 KEY SYSTEM OPERATING PARAMETER: A variable that is critical to the operation of 

an emission control system and that ensures both operation of the system within the 

system manufacturer’s specifications, and compliance with the overall system efficiency 

standard required by Section 305. Such variables may include, but are not limited to, 

hours of operation, temperature, flow rate, and pressure. 

234 LEAK: A visible liquid solvent loss or a solvent vapor (mist) loss from unintended 

openings in a container. 

235 LOW-SOLIDS MATERIAL: A material containing no more than 120 grams of solids per 

liter (1.0 pound of solids per gallon) of product. 

236 LOW-VOLUME LOW-PRESSURE (LVLP) APPLICATION EQUIPMENT: Spray coating 

application equipment with air pressure between 0.1 and 10.0 pounds per square inch 

gauge (psig) and air volume less than 15.5 cubic feet per minute (cfm) per spray gun and 

which operates at a maximum fluid delivery pressure of 50 psig. 

237 MARINE DECK SEALANT/SEALANT PRIMER: Any sealant or sealant primer intended 

by the manufacturer to seal gaps on wooden marine decks. 

238 MATERIAL: Any material containing VOC including but not limited to, an adhesive, 

adhesive primer, aerosol adhesive, aerosol adhesive primer, sealant, sealant primer, 

catalyst, colorant, stripper, or solvents used in cleaning. 

239 METAL TO URETHANE/RUBBER MOLDING OR CASTING ADHESIVE: Any adhesive 

intended by the manufacturer to bond metal to high-density or elastomeric urethane or 

molded rubber materials, in heater molding or casting processes, to fabricate products 

such as rollers for computer printers or other paper handling equipment. 

240 MULTIPURPOSE CONSTRUCTION ADHESIVE: Any adhesive intended by the 

manufacturer for the installation or repair of various construction materials, including, but 

not limited to, drywall, subfloor, panel, fiberglass reinforced plastic, ceiling tile, and 

acoustical tile. 

241 NONCOMPLIANT MATERIAL: A material that: 

241.1 exceeds the VOC content limits specified in Sections 302, 303, and 304.1, and is 

not exempt pursuant to Section 104 and which is not used with emission control 

equipment pursuant to Section 305; or 

241.2 exceeds the VOC content limit and/or composite vapor pressure limit, as 

applicable, in Section 304.1 and which is not used with emission control 

equipment pursuant to Section 305. 

242 NON-MEMBRANE ROOF INSTALLATION/REPAIR ADHESIVE/SEALANT: Any 

adhesive or sealant intended by the manufacturer for the installation or repair of nonmembrane roofs, but is not intended for the installation of prefabricated single-ply roof 

membrane. With regard to non-membrane roof installation/repair adhesives, this 

category includes plastic or asphalt roof cement, asphalt roof coatings, and cold 

application cement. 

243 NON-POROUS MATERIAL: A material which does not have tiny openings, often 

microscopic, to allow the absorption or discharge of fluids. 

April 8, 2004 

Placer County APCD 235-9 Rules and Regulations
244 OUTDOOR FLOOR COVERING INSTALLATION ADHESIVE: Any adhesive intended 

by the manufacturer for the installation of floor covering that is not in an enclosure and is 

exposed to ambient weather conditions during normal use. Outdoor floor covering 

installation does not include ceramic tile installation or subfloor installation. 

245 PANEL INSTALLATION: The installation of plywood, pre-decorated hardboard, tile 

board, fiberglass reinforced plastic, and similar pre-decorated or non-decorated panels to 

studs or solid surfaces. 

246 PLASTIC: A synthetic material chemically formed by the polymerization of organic 

(carbon-based) substances. 

247 PLASTIC CEMENT WELDING ADHESIVE: Any adhesive made of resins and solvents 

that is formulated to dissolve the surfaces of plastic to form a bond between mating 

surfaces. 

248 PLASTIC CEMENT WELDING ADHESIVE PRIMER: Any primer intended by the 

manufacturer to prepare plastic substrates prior to bonding or welding. 

249 PLASTICIZER: A material, such as a high boiling point organic solvent, that is 

incorporated into a vinyl to increase its flexibility, workability, or distensibility, as 

determined by ASTM Method E-260-96. 

250 POLYVINYL CHLORIDE (PVC) WELDING ADHESIVE: Any adhesive intended by the 

manufacturer to weld PVC plastic pipe. 

251 POLYVINYL CHLORIDE (PVC) WELDING SEALANT: A sealant designed to adhere to 

polyvinyl chloride (PVC) by dissolving its surface and to fill or seal gaps between PVC 

surfaces or between PVC and other surfaces. 

252 POROUS MATERIAL: A material whose surface is permeable to liquids; such materials 

include, but are not limited to, foam, paper, corrugated paperboard, stone, and wood. 

253 PROPELLANT: A fluid under pressure that expels the contents of a container when a 

valve is opened. 

254 REACTIVE ADHESIVE: An adhesive containing 20 grams or less per liter (0.17 lbs/gal) 

of VOCs, less water and exempt compounds, as applied, that cures upon exposure to 

ultraviolet light, electron beam, visible light, radio frequency, or microwave.

255 ROADWAY SEALANT: Any sealant intended by the manufacturer to be applied to 

public streets, highways, and related surfaces such as curbs, berms, driveways, and 

parking lots. 

256 RUBBER: Any natural or manmade rubber substrate, including, but not limited to: 

styrene-butadiene rubber, polychloroprene (neoprene), butyl rubber, nitrile rubber, 

chlorosulfonated polyethylene, and ethylene propylene diene terpolymer. 

257 RUBBER FLOORING: Flooring material in which both the back and the top surface are 

made of synthetic rubber, and which may be in sheet or tile form. 

258 SEALANT: Any material with adhesive properties that is applied as a rope or bead and 

that is formulated for use primarily to fill, seal, waterproof, or weatherproof gaps or joints 

between two surfaces. Sealants include caulks. Sealants do not include sealers that are 

applied as continuous coatings. 

259 SEALANT PRIMER: Any material intended by the manufacturer for application to a 

substrate, prior to the application of a sealant, to enhance the bonding surface. 

April 8, 2004

Rules and Regulations 235-10 Placer County APCD 
260 SINGLE-PLY ROOF MEMBRANE: A single sheet of rubber, normally ethylenepropylene diene polymer that is applied in a single layer to a building roof (normally a flat 

roof). 

261 SOLVENT WELDING: The softening of the surfaces of two substrates by wetting them 

with a solvent and/or adhesive, and joining them together using a chemical and/or 

physical reaction(s) to form a fused union.

262 SOLID MATERIAL: The nonvolatile portion of an adhesive or sealant product, surface 

preparation solvent, cleanup solvent, or stripper that remains after heating a sample of 

the product at 110°C for one hour. 

263 SOLVENT WELDING: The softening of the surfaces of two substrates by wetting them 

with a solvent and/or adhesive, and joining them together with a chemical and/or physical 

reaction(s) to form a fused union. 

264 STATIONARY SOURCE: Any building, structure, facility, or emissions unit which emits 

or may emit any pollutant directly or as a fugitive emission. This includes all pollutantemitting activities which: 

264.1 Belong to the same industrial grouping, and 

264.2 Are located on one property or on two or more contiguous properties, and 

264.3 Are under the same or common ownership, operation, or control or which are 

owned or operated by entities, which are under common control. 

Pollutant-emitting activities shall be considered as part of the same industrial grouping if 

they: 

264.4 Belong to the same two-digit standard industrial classification code, or 

264.5 Are part of a common production process. (Common production process includes 

industrial processes, manufacturing processes and any connected processes 

involving a common material.) 

265 STRIPPER: A liquid used to remove cured adhesives and/or cured sealants. 

266 STRUCTURAL GLAZING ADHESIVE: Any adhesive intended by the manufacturer to 

adhere glass, ceramic, metal, stone, or composite panels to exterior building frames. 

267 SUBFLOOR INSTALLATION: The installation of subflooring material, typically plywood, 

over flooring joists. Subfloor installation includes the construction of any load bearing 

joints in joists or trusses. Subflooring is covered by a finished surface material. 

268 SUBSTRATE: The material onto which an adhesive or sealant product, surface 

preparation solvent, cleanup solvent, or stripper is applied. 

269 SURFACE PREPARATION SOLVENT: Any VOC-containing material used to remove 

contaminants such as dust, soil, oil, grease, etc., from a substrate prior to the application 

of an adhesive or sealant product. 

270 THIN METAL LAMINATING ADHESIVE: Any adhesive intended by the manufacturer to 

bond multiple layers of metal to metal or metal to plastic in which the thickness of the 

bond line(s) is less than 0.025 mils (0.000025 inches). 

271 TIRE REPAIR: To mend a hole, tear, fissure, blemish, or defect in a tire casing by 

grinding and/or gouging, applying adhesive, and attaching replacement rubber. 

April 8, 2004 

Placer County APCD 235-11 Rules and Regulations
272 TIRE RETREAD ADHESIVE: An adhesive applied to the back of precured tread rubber 

and to the casing and cushion rubber. Tire retread adhesive may also be used to seal 

buffed tire casings to prevent oxidation while the tire is being prepared for a new tread. 

273 TRAFFIC MARKING TAPE ADHESIVE PRIMER: An adhesive primer intended by the 

manufacturer to be applied to surfaces prior to the installation of traffic marking tape. 

Traffic marking tape is a pre-formed reflective film intended by the manufacturer to be 

applied to public streets, highways, and other surfaces including, but not limited to, curbs, 

berms, driveways, and parking lots. It is not one of the “Traffic Coatings” included in and 

defined in Rule 218, Architectural Coatings. 

274 VOLATILE ORGANIC COMPOUND (VOC): Any chemical compound containing at least 

one atom of carbon, except for the exempt compounds listed in Rule 102, Definitions. 

275 VOLATILE ORGANIC COMPOUND (VOC) AS APPLIED: A VOC as applied, means 

the VOC content of the material as applied including thinners, reducers, hardeners, 

retarders, catalysts and additives, and calculated pursuant to Section 502.1. 

276 VOLATILE ORGANIC COMPOUND (VOC) AS SUPPLIED: A VOC as supplied, means 

the VOC content of the original material as supplied by the manufacturer, and calculated 

pursuant to Section 502.1.

277 WATERPROOF RESORCINOL GLUE: A two-part resorcinol resin based adhesive 

designed for applications where the bond line must be resistant to conditions of 

continuous immersion in fresh or salt water. 

278 WIPE CLEANING: The method of cleaning a surface by physically rubbing it with a 

material such as a rag, paper, abrasive pad, brush, or a cotton swab moistened with a 

solvent. 

279 WOOD FLOORING: A wood floor surface, which may be in the form of parquet tiles, 

planks, or strip-wood. 

300 STANDARDS 

301 MATERIAL APPLICATION METHODS:

301.1 A person shall not use any methods to apply any adhesive or sealant product 

except the following: 

301.1.1. Hand application 

301.1.2. Dip coat 

301.1.3. Flow coat 

301.1.4. Brush or roll coat 

301.1.5 Electrodeposition 

301.1.6. Electrostatic spray 

301.1.7. High-volume low-pressure (HVLP) application equipment 

301.1.8. Low-volume low-pressure (LVLP) application equipment 

301.1.9 Aerosol cans 

301.1.10 Airless sprayer (For applying contact adhesives, only) 

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Rules and Regulations 235-12 Placer County APCD 
301.1.11 Air-assisted airless sprayer (For applying contact adhesives, 

only) 

301.1.12. Air-atomized sprayer (For applying contact adhesives, only) 

301.1.13 Any other equivalent method approved in writing by the Air 

Pollution Control Officer and submitted to and approved by the 

United States Environmental Protection Agency. 

301.2 A person shall not use any methods to apply any surface preparation solvent, 

cleanup solvent, or stripper except the following: 

301.2.1 Wipe cleaning. 

301.2.2. Non-propellant spray bottles or containers. 

301.2.3 An enclosed gun cleaner as defined by Section 223. 

301.2.4 Soaking application equipment parts in a closed container. 

302 VOC CONTENT LIMITS, ADHESIVES, ADHESIVE PRIMERS, SEALANTS AND 

SEALANT PRIMERS: 

302.1 A person shall not apply a material that has a VOC content, as applied, as 

determined per Section 502.1, in excess of the limits listed in the six tables listed 

in this section. For low solids material only, the VOC content shall be calculated 

based on grams per liter of material or pounds per gallon of material including 

water and exempt compounds. For all other materials, the VOC content shall be 

calculated in grams per liter of material or pounds per gallon of material, less 

water and exempt compounds. 

TABLE 302-1 

VOC CONTENT FOR ADHESIVES 

Adhesive 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 5, 2005 

VOC Content 

gm/l (lb/gal) 

ABS Welding Adhesive 400 (3.3) 400 (3.3) 

Ceramic Tile Installation Adhesive 130 (1.1) 130 (1.1) 

Computer Diskette Jacket 

Manufacturing Adhesive 

850 (6.9) 850 (6.9) 

Cove Base Installation Adhesive 150 (1.2) 150 (1.2) 

CPVC Welding Adhesive 490 (4.0) 490 (4.0) 

Indoor Floor Covering Installation 

Adhesive 

150 (1.2) 150 (1.2) 

Metal to Urethane/Rubber Molding or 

Casting Adhesive 

250 (2.0) 250 (2.0) 

Multipurpose Construction Adhesive 200 (1.6) 200 (1.6) 

Non-Membrane Roof 

Installation/Repair Adhesive 

300 (2.5) 300 (2.5) 

Outdoor Floor Covering Installation 

Adhesive 

250 (2.0) 250 (2.0) 

Perimeter Bonded Sheet Vinyl 

Flooring Installation Adhesive -- 660 (5.4) 

PVC Welding Adhesive 510 (4.2) 510 (4.2) 

Single-Ply Roof Membrane 

Installation/Repair Adhesive 

250 (2.0) 250 (2.0) 

April 8, 2004 

Placer County APCD 235-13 Rules and Regulations
TABLE 302-1 

VOC CONTENT FOR ADHESIVES 

Adhesive 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 5, 2005 

VOC Content 

gm/l (lb/gal) 

Structural Glazing Adhesive 100 (0.8) 100 (0.8) 

Thin Metal Laminating Adhesive 250 (2.0) 780 (6.4) 

Tire Retread Adhesive 100 (0.8) 100 (0.8) 

Waterproof Resorcinol Glue 170 (1.4) 170 (1.4) 

Other Plastic Cement Welding 450 (3.7) 450 (3.7) 

TABLE 302-2 

VOC CONTENT FOR ADHESIVE PRIMERS 

Adhesive Primer 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 8, 2005 

VOC Content 

gm/l (lb/gal) 

Automotive Glass 700 (5.7) 700 (5.7) 

Plastic Cement Welding 650 (5.3) 400 (3.3) 

Single-Ply Roof Membrane 250 (2.0) 250 (2.0) 

Traffic Marking Tape 150 (1.2) 150 (1.2) 

Other 250 (2.0) 250 (2.0) 

TABLE 302 3 

VOC CONTENT FOR CONTACT ADHESIVES 

Product VOC Content 

gm/liter (lb/gal) 

Contact Adhesive including Specialty 

Substrates 200 (1.6) 

TABLE 302-4 

VOC CONTENT FOR SEALANTS 

Type of Sealant 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 8, 2005 

VOC Content 

gm/l (lb/gal) 

Architectural 250 (2.0) 250 (2.0) 

Marine Deck 760 (6.2) 760 (6.2) 

Non-membrane Roof 

Installation/Repair 

300 (2.5) 300 (2.5) 

PVC Welding Sealant 480 (3.9) Note 1 

Roadway Sealant 250 (2.0) 250 (2.0) 

Single-Ply Roof Membrane Sealant 450 (3.7) 450 (3.7) 

Other 420 (3.4) 420 (3.4) 

Note 1: PVS Welding Sealant shall comply with the VOC content limitation for other 

sealant. 

April 8, 2004

Rules and Regulations 235-14 Placer County APCD 
TABLE 302-5 

VOC CONTENT FOR SEALANT PRIMERS 

Type of Sealant Primer 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 8, 2005 

VOC Content 

gm/l (lb/gal) 

Architectural - Non-Porous 250 (2.0) 250 (2.0) 

Architectural - Porous 775 (6.3) 775 (6.3) 

Marine Deck 760 (6.2) 760 (6.2) 

Other 750 (6.1) 750 (6.1) 

TABLE 302-6 

VOC CONTENT FOR ADHESIVE APPLICATIONS ONTO SUBSTRATES

The standards in this table apply to applications not specifically identified in Tables 302-1, 302-2, 

302-3, 302-4, or 302-5. In this table, if an adhesive is used to bond two different types of 

substrates with different VOC limits, then the higher of the two VOC limits shall apply. 

Type of Substrate 

Effective December 1, 1998 

VOC Content gm/liter 

(lb/gal) less water and 

exempt compounds 

Effective April 8, 2005 

VOC Content 

gm/l (lb/gal) 

Flexible Vinyl 250 (2.0) 250 (2.0) 

Fiberglass 200 (1.6) 200 (1.6) 

Metal 30 (0.2) 30 (0.2) 

Porous Material 120 (1.0) 120 (1.0) 

Rubber 250 (2.0) 250 (2.0) 

Other Substrates 250 (2.0) 250 (2.0) 

303 VOC CONTENT LIMITS, AEROSOL ADHESIVES AND ADHESIVE PRIMERS: 

303.1 A person shall not use an aerosol adhesive and adhesive primers unless the 

adhesive complies with the VOC limit specified in the table below, in percent by 

weight, as determined by Sections 407 and 502.2. 

Table 303.1 

MAXIMUM VOC CONTENT FOR AEROSOL ADHESIVES AND ADHESIVE PRIMERS 

Type of Aerosol Adhesive 

VOC % 

by Weight 

Adhesives – Aerosol 

 Mist Spray Adhesives 65% 

 Web Spray Adhesives 55% 

Special Purpose Spray Adhesives: 

 Mounting, Automotive Engine Compartment, and Flexible Vinyl Adhesives 70% 

 Polystyrene Foam and Automobile Headliner Adhesives 65% 

 Polyolefin and Laminate Repair/Edgebanding Adhesives 60% 

303.2 No person shall manufacture for use in the District any aerosol adhesive which 

contains methylene chloride, perchloroethylene, or trichloroethylene, except that 

an aerosol adhesive manufactured before January 1, 2002 may be sold, 

supplied, or offered for sale until January 1, 2005, as long as the product 

container or package displays the date on which the product was manufactured, 

or a code indicating such date. 

April 8, 2004 

Placer County APCD 235-15 Rules and Regulations
304 VOC CONTENT LIMITS, SURFACE PREPARATION, CLEANUP, AND STRIPPER 

SOLVENTS: A person shall comply with the following requirements: 

304.1 Materials used for surface preparation, cleaning, or stripping shall not exceed the 

VOC content and the VOC composite vapor pressure limits specified in the table 

below. The VOC content of the material as applied shall be determined pursuant 

to Section 502.1. The composite partial pressure shall be determined using 

Section 502.9 

TABLE 304-1 

VOC CONTENT OF SURFACE PREPARATION, CLEANUP, AND STRIPPER SOLVENTS 

Note: Where VOC limits are shown as both grams/liter and composite vapor pressure, 

either may be used as the content limit for the specific application shown. 

Adhesive or Sealant Product 

Activity For Which the Solvent Is Used 

VOC Content 

gm/liter (lb/gal) less 

water and exempt 

compounds 

VOC Composite 

Partial Pressure 

Millimeters of 

Mercury at 20°C 

(68°F) 

Substrate Preparation Activity 

Single-Ply Roof Membrane Installation/Repair -- 45 

Electronic Components 900 (7.3) 33 

Medical Devices 900 (7.3) 33 

Other Substrates 70 (0.6) -- 

Cleanup Activity 

Cleaning a Spray Gun in an Enclosed Gun 

Cleaner -- less than 45 

Soaking Application Equipment in a Closed 

Container -- .5 

Application Equipment - No Closed Container, 

No Enclosed Gun Cleaner 70 (0.6) -- 

Equipment Other Than Adhesive or Sealant 

Product Application Equipment -- less than 45 

Solvent Stripping Activity 

Adhesive or Sealant Products on Wood 

Substrates less than 350 2 

Adhesive or Sealant Products on Substrates 

Other Than Wood - 9.5 

304.2 A person applying any surface preparation solvent, cleanup solvent, or any 

stripper must use only the following methods: 

304.2.1 Wipe cleaning. 

304.2.2 Non-propellant spray bottles or containers. 

304.2.3 An enclosed gun cleaner as defined by Section 223. 

304.2.4 Soaking application equipment parts in a closed container provided that 

the container does not exceed five gallons in size and the container is 

kept tightly covered at all times except when accessing the container. 

April 8, 2004

Rules and Regulations 235-16 Placer County APCD 
304.3 Closed containers shall be used for the disposal of all VOC-containing cloth, 

sponges, papers, or other materials used for solvent cleaning. 

304.4 All VOC-materials shall be stored in closed containers when not in use. 

305 EMISSION CONTROL EQUIPMENT: As an alternative to utilizing materials that comply 

with the VOC limits in Sections 302 through 304.1, a person may use approved air 

pollution control equipment provided that the equipment complies with the following: 

305.1 The air pollution control equipment is approved by the Air Pollution Control 

Officer pursuant to Rule 501, General Permit Requirements, and 

305.2 The air pollution control equipment is designed and operated with: 

305.2.1 A control equipment efficiency of at least 95 percent on a mass basis, as 

determined pursuant to Sections 408 and 502.5, and 

305.2.2 An emission collection efficiency of at least 90 percent on a mass basis, 

as determined pursuant to Section 502.6. 

400 ADMINISTRATIVE REQUIREMENTS 

401 PROHIBITION OF SALE: A person shall not supply, sell, solicit, or offer for sale, any 

noncompliant materials as defined in Section 241. The prohibition in this section shall 

apply to any material, which will be applied at any physical location within the District. 

402 PROHIBITION OF SPECIFICATION: No person shall solicit, require the use of, or 

specify the application of any material subject to this rule, if the use or application would 

violate this rule. The prohibition in this section shall also apply to all written or oral 

contracts under the terms of which any such product or solvent is to be applied within the 

District. 

403 LABELING REQUIREMENTS FOR AEROSOL ADHESIVES: All aerosol adhesives 

regulated under Section 303 shall comply with the labeling requirements, applicable to 

aerosol adhesives, specified in the California Consumer Regulations. 

404 OPERATION AND MAINTENANCE PLAN: A person using emission control equipment 

pursuant to Section 305 shall submit an Operation and Maintenance Plan for the 

emissions control device to the Air Pollution Control Officer for approval. This Plan shall 

specify operation and maintenance procedures that demonstrate continuous operation 

and compliance of the emissions control equipment during periods of emissionsproducing operations. This Plan shall specify key system operating parameters 

necessary to determine compliance with this rule and describe in detail procedures to 

maintain the approved control equipment. The plan shall specify which records must be 

kept to document these operations and maintenance procedures. The records shall 

comply with the requirements of Section 501- RECORDKEEPING. This Plan shall be 

implemented upon approval by the Air Pollution Control Officer. 

405 CALCULATION FOR DETERMINING VOC CONTENT OF MATERIAL EXCLUDING 

WATER AND EXEMPT COMPOUNDS: For the VOC content as applied, the volume of 

material is defined as the volume of the original material plus any material (e.g., thinners, 

reducers, or catalysts) added to the original material. The weight of VOC per combined 

volume of VOC and material solids shall be calculated using the following equation: 

ecwm

ecwv

VVV

WWW G −−

− − 1 =

Where: G1 = Weight of VOC per volume of material, less water and 

exempt compounds, in grams per liter 

April 8, 2004 

Placer County APCD 235-17 Rules and Regulations
Wv = Weight of all volatile compounds, including any volatile 

materials added to the original material supplied by the 

manufacturer when calculating the VOC content as 

applied, in grams 

Ww = Weight of water, in grams 

Wec = Weight of exempt compounds, in grams 

Vm = Volume of material, in liters 

Vw = Volume of water, in liters 

Vec = Volume of exempt compounds, in liters 

406 CALCULATION FOR DETERMINING VOC CONTENT OF MATERIAL INCLUDING 

WATER AND EXEMPT COMPOUNDS: For the VOC content as applied, the volume of 

material is defined as the volume of the original material, plus any material added to the 

original material (e.g., thinners or reducers). For the VOC content as supplied, the 

volume of material is defined as the volume of the original material. The weight of VOC 

per total volume of material shall be calculated by the following equation: 

m

ecwv

V

WWW G −− 2 =

Where: G2 = Weight of VOC per total volume of material, in grams per 

liter 

Wv = Weight of all volatile compounds, in grams 

Ww = Weight of water, in grams 

Wec = Weight of exempt compounds, in grams 

Vm = Volume of material, in liters 

407 CALCULATION OF PERCENT OF VOC BY WEIGHT: The percent of VOC by weight is 

the ratio of the weight of the VOC to the weight of the aerosol adhesive or aerosol 

adhesive primer as supplied by the manufacturer, expressed as a percent of VOC by 

weight. The percent of VOC by weight shall be calculated as follows: 

x 100

W

W WeightbyVOCofPercent

p

voc =

Where: Wvoc = Weight of VOCs in grams 

Wp = Weight of the adhesive or adhesive primer, as supplied 

by the manufacturer, in grams. 

408 CALCULATION FOR DETERMINING PERCENT CONTROL EFFICIENCY AND VOC 

MASS EMISSION RATE: The VOC mass emission rate shall be calculated both 

upstream and downstream of the emissions control device and shall be based on the 

VOC mass concentration and volumetric flowrate, pursuant to Section 502.5 and the 

following equations: 

408.1 VOC Mass Emission Rate:

()60(*)(*)( calculated upstream and downstream) hr

m = CQM

Where: M = VOC mass emission rate (upstream and downstream), in 

lb/hr. 

Q = the volumetric flowrate at the inlet (upstream) or exhaust 

stack outlet (downstream), in standard cubic feet per 

minute as determined by Section 502.5. 

C = the VOC mass concentration at the inlet (upstream) or 

outlet (downstream), in pounds per standard cubic feet, 

as determined pursuant to Section 502.5. 

April 8, 2004

Rules and Regulations 235-18 Placer County APCD 
408.2 The percent control efficiency is calculated as follows: 

% 100*⎟

⎟

⎠

⎞

⎜

⎜

⎝

⎛ − =

u

du

M

MM CE

Where: CE = control efficiency. 

Mu = the upstream VOC mass emission rate, in lb/hr. 

Md = the downstream VOC mass emission rate, in lb/hr. 

409 CALCULATION FOR VOC COMPOSITE PARTIAL PRESSURE: The VOC composite 

partial pressure is the sum of the partial pressures of the compounds defined as VOCs, 

and shall be calculated by the following equation: 

∑ ∑

∑

= =

=

++

= n

e

n

i i

i

e

e

w

w

n

i i

ii

c

MW

W

MW

W

MW

W

MW

VPW

PP

1 1

1

) )((

Where: PPc = VOC composite partial pressure at 20o

C, in mm Hg. 

Wi = Weight of the "i"th VOC compound, in grams, as determined by 

ASTM E 260-96 

Ww = Weight of water, in grams as determined by ASTM D 3792-99. 

We = Weight of the “e”th exempt compound, in grams, as determined 

MWi

 = Molecular weight of the “i”th VOC compound, in grams per gmole, as given in chemical reference literature. 

MWw = Molecular weight of water, 18 grams per g-mole. 

Mwe = Molecular weight of the “e”th exempt compound, in grams per gmole, as given in chemical reference literature. 

Vpi = Vapor pressure of the “i”th VOC compound at 20oC, in mm Hg, 

as determined by Section 502.10 of this rule. 

410 PRODUCT INFORMATION REQUIREMENTS FOR SELLERS: Any person who sells 

any material subject to this rule shall make available to the purchaser at the time of sale 

the following information: 

410.1 The material type by name/code/manufacturer; 

410.2 For materials subject to Section 302: The maximum VOC content of the material 

as applied. The VOC content shall be displayed as grams of VOC per liter of 

material (or pounds of VOC per gallon), excluding water and exempt compounds. 

For low solids materials, the VOC content shall be displayed as grams of VOC 

per liter of material (or pounds of VOC per gallon), including water and exempt 

compounds; 

410.3 For aerosol adhesives regulated under Section 303: The maximum VOC content 

as applied. The VOC content shall be displayed as percent by weight; 

410.4 For materials subject to Section 304.1: The maximum VOC content and the total 

VOC composite partial pressure of the material as applied. The VOC content 

shall be displayed as grams of VOC per liter of material (or pounds of VOC per 

gallon), including water and exempt compounds as determined pursuant to 

Section 502.1. The composite vapor pressure shall be displayed in millimeters of 

mercury at 20 o

C (68 oF) as determined pursuant to Section 502.9; 

April 8, 2004 

Placer County APCD 235-19 Rules and Regulations
410.5 For all materials subject to Sections 302 and 304.1: Manufacturers’ and 

Suppliers’ recommendations regarding thinning, reducing, or mixing.

500 MONITORING AND RECORDS 

501 RECORDKEEPING:

In addition to any applicable record-keeping requirements of either Rule 502, New 

Source Review, Rule 507, Federal Operating Permit Program, Rule 511, Potential to 

Emit, or any other District rule which may be applicable, any person applying adhesive or 

sealant products, surface preparation solvents, cleanup solvents, or strippers subject to 

any provision of this rule shall maintain the following records, for non-exempt materials in 

order to evaluate compliance: 

501.1 Product Data: A list of currently used adhesive or sealant products, surface 

preparation solvents, cleanup solvents, or strippers shall be provided and 

maintained. The list shall include all of the following items for each material 

used: 

501.1.1 The material’s manufacturer, product name, and product number or 

code. 

501.1.2 Classification according to the terminology used in Sections 302, 303, 

and 304. of this rule (e.g.,”PVC Welding Adhesive”, “Adhesive Applied to 

Metal”, “Substrate Preparation”, “Medical Devices”, etc.). 

. 

501.1.3 The material’s VOC content as applied, determined according to 

Sections 405,406 and 407, when used in the mixing ratios recommended 

by the manufacturer. Labeling of aerosol adhesive containers shall 

comply with the requirements of Section 403. 

501.1.4 The actual mixing ratio, if different from the manufacturer’s 

recommendation, used in applying the material. 

501.2 Product Usage and Frequency: Any person using materials regulated by this 

rule shall record and maintain records of the monthly usage of each individual 

material as listed pursuant to Section 501.1 

501.3 Emission Control Equipment Records:

501.3.1 A person using emission control equipment as a means of alternate 

compliance pursuant to Section 305, shall maintain records on a daily 

basis, showing the type and volume of coatings and solvents used. 

501.3.2 A person using emission control equipment as a means of alternate 

compliance with this rule pursuant to Section 305, shall maintain daily 

records of key system operating and maintenance procedures which will 

demonstrate continuous operation and compliance of the emission 

control system during periods of emission-producing activities. Key 

system operating parameters are those necessary to ensure compliance 

with the requirements of Section 305, and are defined in Section 233. 

501.5 Retention of Records: All records required by this rule shall be retained for at 

least three years, except for sources subject to Rule 507, Federal Operating

Permit Program, which shall be retained for at least five years. Such records 

shall be made available to the Air Pollution Control Officer upon request. 

April 8, 2004

Rules and Regulations 235-20 Placer County APCD 
502 TEST METHODS:

502.1 Determination of VOC Content: Except as provided in Sections 502.2 and 502.3, 

VOC content of non-aerosol adhesive or sealant products, surface preparation 

solvents, cleanup solvents, or strippers shall be determined in accordance with 

United States Environmental Protection Agency Method 24 or United States 

Environmental Protection Agency Method 24A. 

502.2 Determination of VOC Content of Aerosol Adhesives Primers: The VOC content 

of aerosol adhesive primers shall be determined using South Coast Air Quality 

Management District Test Method 305 for aerosol coatings, California Air 

Resources Board Method 310, “Determination of Volatile Organic Compounds 

(VOC) in Consumer Products”, or equivalent methods approved by the United 

States Environmental Protection Agency. 

502.3 Determination of VOC Content of Plastic Welding Cement Adhesive/Primer: The 

VOC content of ABS, CPVC, PVC, or other plastic welding cement adhesive or 

any plastic welding cement primer shall be determined by using the South Coast 

Air Quality Management District’s “Determination of Volatile Organic Compounds 

(VOC) in Materials Used for Pipes and Fittings”, Method 316a. 

502.4 Determination of Compounds Exempt From VOC Definition: Exempt compounds 

referenced in Section 224 and listed in Rule 102, Definitions, shall be determined 

in accordance with ASTM D 4457-85 or California Air Resources Board Method 

432. If any of the perfluorocarbons or volatile cyclic and linear methyl siloxanes 

are being claimed as exempt compounds, the person making the claim must 

state in advance which compounds are present, and the United States 

Environmental Protection Agency approved test method used to make the 

determination of these compounds. 

502.5 Determination of Control Efficiency: Control efficiency of emissions control 

equipment shall be determined in accordance with United States Environmental 

Protection Agency Method 18, 25, or 25A; or United States Environmental 

Protection Agency Method 2 or 2C (whichever is applicable). 

502.6 Determination of Collection Efficiency: Efficiency of the collection system shall 

be determined in accordance with the United States Environmental Protection 

Agency's ”Guidelines for Determining Capture Efficiency, January 9, 1995". 

Individual collection efficiency test runs subject to the United States 

Environmental Protection Agency’s technical guidelines shall be determined by: 

502.6.1 Applicable U.S. EPA methods 204, 204A, 204B, 204C, 204E, 

and/or 204F; or 

502.6.2 The South Coast Air Quality Management District “Protocol for 

Determination of Volatile Organic Compound (VOC) Capture 

Efficiency”; or 

502.6.3 Any other method approved by the U.S. EPA, the California Air 

Resources Board, and the Air Pollution Control Officer. 

502.7 Determination of VOC Content of Emissions: The VOC content of emissions 

shall be determined by United States Environmental Protection Agency Method 

18. 

502.8 Determination of Plasticizer Content: The test method used to determine 

plasticizer content of flexible vinyls shall be ASTM Method E260-73, “General 

Gas Chromatography Procedures”. 

April 8, 2004 

Placer County APCD 235-21 Rules and Regulations
502.9 Determination of VOC Composite Partial Pressure: VOC composite partial 

pressure shall be determined in accordance with ASTM E260-91 for organic 

compounds, and ASTM D 3792-86 for water content as applicable, and Sections 

409, and 502.10 of this rule. 

502.10 Determination of Vapor Pressure: Vapor pressure of a VOC shall be determined 

in accordance with ASTM Method D2879-86, or may be obtained from standard 

reference texts, such as: 

502.10.1 “The Vapor Pressure of Pure Substances”, Boublik, Fried, and 

Hala; Elsevier Scientific Publishing Company, New York. 

502.10.2 “Perry's Chemical Engineer's Handbook”, McGraw-Hill Book 

Company. 

502.10.3 “CRC Handbook of Chemistry and Physics”, Chemical Rubber 

Publishing Company. 

502.10.4 “Lange's Handbook of Chemistry”, John Dean, editor, McGrawHill Book Company. 

502.11 Determination Of VOC Content Of Cyanoacrylate Adhesives: The VOC content 

of cyanoacrylate adhesives shall be determined by the South Coast Air Quality 

Management District's Method 316B. 

April 8, 2004

Rules and Regulations 235-22 Placer County APCD