1168 - 1 (Adopted April 7, 1989)(Amended March 2, 1990)(Amen ded Feb. 1, 1991)

(Amended July 19, 1991)(Amended August 2, 1991) (Amended December 4, 1992)(Amended December 10, 199 3) (Amended April 11, 1997)(Amended February 13, 1998) (Amended September 15, 2000)

(Amended June 7, 2002)(Amended July 12, 2002)(Amend ed October 3, 2003) (Amended January 7, 2005)

RULE 1168. ADHESIVE AND SEALANT APPLICATIONS

(a) Purpose and Applicability The purpose of this rule is to reduce emissions of volatile organic compounds (VOCs) and to eliminate emissions of chloroform, et hylene dichloride, methylene chloride, perchloroethylene, and trichloroethylene from the application of adhesives, adhesive bonding primers, adhesive prime rs, sealants, sealant primers, or any other primers. This rule applies to all com mercial and industrial sales and applications of adhesives, adhesive bonding primers , adhesive primers, sealants, sealant primers, or any other primers, unless other wise specifically exempted by
this rule.

(b) Definitions For the purpose of this rule, the following definit ions shall apply: (1) ACRYLIC is a thermoplastic polymer or copolymer of acrylic acid, methacrylic acid, esters of these acids, or acrylon itrile. (2) ACRYLONITRILE-BUTADIENE-STYRENE (ABS) plastic i s made by reacting monomers of acrylonitrile, butadiene, and styrene and is normally identified with an ABS marking. (3) ADHESIVE is any substance that is used to bond one surface to another surface by attachment. Adhesives include adhesive bonding primers, adhesive primers, adhesive primers for plastics, an d any other primer. (4) ADHESIVE BONDING PRIMER is an adhesive applied to a surface to improve the bond of subsequent adhesives and someti mes to inhibit
corrosion. (5) ADHESIVE PRIMER is a coating applied to a subst rate, prior to the application of an adhesive, to provide a bonding su rface. (6) ADHESIVE PRIMER FOR PLASTIC is a material appli ed to a plastic substrate before applying an adhesive in order to o btain better adhesion. (7) ADHESIVE PROMOTER is a coating applied to a sub strate in a monomolecular thickness to promote wetting and form a chemical bond with the subsequently applied material.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 2 (8) ADHESIVE SOLID is the nonvolatile portion of an adhesive that remains after heating a sample of the material at 110 o C for one hour. (9) AEROSOL ADHESIVE means any adhesive packaged as an aerosol product in which the spray mechanism is permanently housed in a nonrefillable can designed for hand-held applicatio n without the need for ancillary hoses or spray equipment. Aerosol adhesi ves include special purpose spray adhesives, mist spray adhesives, and web spray adhesives, as defined by the California Air Resources Board co nsumer products regulation found in Title 17 of the California Code of Regulations, beginning at Section 94507. (10) AEROSOL SPRAY CAN is a hand held, pressurized, non-refillable container which expels adhesives from the container in a finely divided spray when a valve on the container is depressed. (11) AEROSPACE COMPONENT is the fabricated part, as sembly of parts, or completed unit of any aircraft or space vehicle (ex cluding tires), and includes models, mock-ups, prototypes, and test cou pons. (12) AIRCRAFT means any machine designed to travel through the air, without leaving the earth's atmosphere, whether hea vier or lighter than air, including airplanes, balloons, dirigibles, helicopt ers, and missiles. (13) AIRCRAFT TIRE REPAIR is the repair and retread ing of used tires used on aircraft. This includes the repair of damage to the tire casing, removal of old tread rubber and tread reinforcing materials , and application of new tread and tread reinforcing materials. (14) ARCHITECTURAL APPLICATION is the use of an adh esive, sealant, or adhesive or sealant primer on stationary structures , including mobile homes, and their appurtenances. Appurtenances to a n architectural structure include, but are not limited to: hand rai lings, cabinets, bathroom and kitchen fixtures, fences, rain gutters and down spouts, and windows. (15) ARCHITECTURAL SEALANT OR SEALANT PRIMER is any sealant or sealant primer applied to stationary structures, including mobile homes, and their appurtenances. Appurtenances to an archi tectural structure include, but are not limited to: hand railings, cab inets, bathroom and kitchen fixtures, fences, rain gutters and downspou ts, and windows. (16) CARPET PAD ADHESIVE is an adhesive used for th e installation of a carpet pad (or cushion) beneath a carpet.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 3 (17) CERAMIC TILE ADHESIVE is an adhesive used for the installation of ceramic tile products. (18) CERAMIC TILES are a ceramic surfacing unit mad e from clay or a mixture of clay and other materials. (19) CHLORINATED POLYVINYL CHLORIDE (CPVC) plastic is a polymer of the chlorinated polyvinyl monomer that contains 67% chlorine and is normally identified with a CPVC marking. (20) COATING SOLID is the nonvolatile portion of a coating that remains after heating a sample of the material at 110oC for one hour. (21) COMPUTER DISKETTE MANUFACTURING is the process where the fold-over flaps are glued to the body of a vinyl ja cket. (22) CONTACT ADHESIVE is an adhesive applied to two separate surfaces, allowed to dry, and brought together for adhesion a nd bonding with subsequent pressure. (23) COVE BASE ADHESIVE is an adhesive used during the installation of cove base (or wall base), which is generally made o f vinyl or rubber, on a
wall or vertical surface at floor level. (24) CYANOACRYLATE ADHESIVE is a single-component r eactive diluent adhesive that contains at least 85 percent by weigh t ethyl, methyl, methoxymethyl or other functional groupings of cyan oacrylate. (25) DRY WALL ADHESIVE is an adhesive used during t he installation of gypsum dry wall to studs or solid surfaces. (26) EXEMPT COMPOUNDS are as defined in Rule 102. (27) FACILITY means any permit unit or grouping of permit units or other air contaminant-emitting activities which are located o n one or more contiguous properties within the District, in actua l physical contact or separated solely by a public roadway or other publi c right-of-way, and are owned or operated by the same person (or by persons under common control). Such above-described groupings, if not c ontiguous, but connected only by land carrying a pipeline, shall n ot be considered one facility. (28) FIBERGLASS is fine filaments of glass. (29) FOAM is a rigid or spongy cellular mass with g as bubbles dispersed throughout. (30) GLUE is a hard gelatin obtained from hides, te ndons, cartilage, bones, or other parts of animals.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 4 (31) GRAMS OF VOC PER LITER OF ADHESIVE OR SEALANT, LESS WATER AND LESS EXEMPT COMPOUNDS is the weight of VO C per
combined volume of VOC and adhesive or sealant soli ds, and can be calculated by the following equation:
Grams of VOC per Liter of Adhesive or Sealant, Less Water and Less
Exempt Compounds =

es w m es

w s V

- V - V WW- W

Where: W s = weight of volatile compounds, in grams
W w = weight of water, in grams
W es = weight of exempt compounds, in grams
V m

= volume of material, in liters
V w = volume of water, in liters
V es = volume of exempt compounds, in liters

For adhesives or sealants that contain reactive dil uents, the VOC content
of the adhesive or sealant is determined after curi ng. The grams of VOC per liter of any adhesive or sealant, except a low solids adhesive or sealant shall be calculated by the following equation:

Grams of VOC per Liter of Adhesive or Sealant, Less Water and Less
Exempt Compounds = W - W - W
V - V - V rs rw res

rm rw res
Where: W rs = weight of volatile compounds not consumed during

curing, in grams
W rw = weight of water not consumed during curing, in

grams W res = weight of exempt compounds not consumed during

curing, in grams
V m

= volume of material prior to reaction, in liters
V rw = volume of water not consumed during curing, in

liters
V res = volume of exempt compounds not consumed during

curing, in liters

(32) GRAMS OF VOC PER LITER OF MATERIAL is the weig ht of VOC per volume of material, to be used for a low-solids adh esive or sealant, and can be calculated by the following equation:Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 5 Grams of VOC per Liter of Material = W - W - W
V s w es

m
Where: W s = weight of volatile compounds, in grams
W w = weight of water, in grams
W es = weight of exempt compounds, in grams
V m

= volume of material, in liters

(33) HAND APPLICATION METHODS is the application of adhesive or sealant by manually held equipment. Such equipmentincludes paint brush, hand roller, trowel, spatula, dauber, rag, s ponges, and mechanicallyand/or pneumatic-driven syringes without atomizatio n of the materials. (34) HIGH-VOLUME, LOW-PRESSURE (HVLP) SPRAY is equi pment used to spray a coating by means of a gun that operates between 0.1 and 10 pounds per square inch gauge (psig) air pressure. (35) INDOOR CARPET ADHESIVE is an adhesive used dur ing the installation of a carpet that is in an enclosure an d is not exposed to ambient weather conditions during normal use. (36) LIGHT CURABLE ADHESIVES and SEALANTS are singl e-component reactive adhesives and sealants that cure upon expo sure to visible-light, ultra-violet light or to an electron beam. (37) LOW-SOLIDS ADHESIVE is an adhesive which has l ess than one pound of solids per gallon of material (or 120 grams of s olids per liter of material). (38) LOW-SOLIDS ADHESIVE PRIMER is an adhesive prim er which has less than one pound of solids per gallon of materia l (or 120 grams of solids per liter of material). (39) MARINE DECK SEALANT is any sealant to be appli ed to wooden
marine decks. (40) MARINE DECK SEALANT PRIMER is any sealant prim er to be applied
to wooden marine decks. (41) MODIFIED BITUMINOUS PRIMER consist of bitumino us materials, and a high flash solvent used to prepare a surface by ( 1) improving the adhesion and (2) absorbing dust from the surface fo r adhesive, or flashing
cement bitumen membrane. (42) MODIFIED BITUMINOUS MATERIALS are materials ob tained from natural deposit of asphalt or residues from the dis tillation of crude oilRule 1168 (Cont.) (Amended January 7, 2005)

1168 - 6 petroleum or coal which consist mainly of hydrocarb ons, and include, but are not limited to, asphalt, tar, pitch, and asphal t tile that are soluble in
carbon disulfide. (43) MULTIPURPOSE CONSTRUCTION ADHESIVE is any adhe sive to be used for the installation or repair of various cons truction materials, including but not limited to: drywall, subfloor, pa nel, fiberglass reinforced plastic (FRP), ceiling tile, and acoustical tile. (44) NONMEMBRANE ROOF ADHESIVE is any adhesive to b e used for the installation or repair of nonmembrane roofs. This category includes plastic or asphalt roof cement, asphalt roof coatin gs, and cold application

cement. (45) NONMEMBRANE ROOF SEALANT is any sealant to be used for installation or repair of nonmembrane roofs. This category includes plastic or asphalt roof cement, asphalt roof coatin gs, and cold application

cement. (46) ORTHOTICS AND PROSTHETICS are medical devices designed and
fabricated to address human neuromuscular and struc tural skeletal problems in order to activate, supplement, or repla ce weakened, atrophied, or missing limbs. (47) OUTDOOR CARPET ADHESIVE is an adhesive used du ring the installation of carpet that is not in an enclosure and is exposed to ambient weather conditions during normal use. (48) PANEL ADHESIVE is an adhesive used for the ins tallation of plywood, pre-decorated hardboard (or tileboard), fiberglass reinforced plastic, and similar pre-decorated or non-decorated panels to st uds or solid surfaces. (49) PERCENT VOC BY WEIGHT is the ratio of the weig ht of the VOC to the weight of the material, expressed as a percentage o f VOC by weight. The percent VOC by weight can be calculated as follows:

Where: W v = weight of the VOCs, in grams W = weight of material, in grams

(50) PERSON is any individual, firm, association, o rganization, partnership, business, trust, corporation, company, contractor, supplier, installer, user 100 W W weight VOC % v ×

=Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 7 or owner, or any state or local governmental agency or public district or any other officer or employee thereof. Person also means the United States or its agencies to the extent authorized by Federal law. (51) PLASTIC CEMENT WELDING is the use of adhesives made of resins
and solvents which are used to dissolve the surface s of plastic, except ABS, CPVC, and PVC plastic, to form a bond between mating surfaces. (52) PLASTIC FOAM is a foam constructed of plastics

. (53) PLASTICS are synthetic materials chemically fo rmed by the polymerization of organic (carbon-based) substances . Plastics are usually compounded with modifiers, extenders, and/or reinfo rcers. They are used to produce pipe, solid sheet, film, or bulk product s. (54) POLYCARBONATE is a thermoplastic resin derived from bisphenol A and phosgene, a linear polyester of carbonic acid, dihydroxy compound and any carbonate diester, or by ester interchange. (55) POLYETHYLENE TEREPHALATE is a thermoplastic polyest er formed from ethylene glycol by direct esterification or by catalyzed ester exchange between ethylene glycol and dimethyl terephalate. (56) POLYETHYLENE TEREPHALATE GLYCOL (PETG) is a glycol modified polyethylene terephalate. (57) POLYURETHANE FOAMS are plastic foams, as defin ed in "Whittington's Dictionary of Plastics," page 329, a nd may be either rigid or
flexible. (58) POLYVINYL CHLORIDE (PVC) plastic is a polymer of the chlorinated vinyl monomer that contains 57 percent chlorine. (59) POROUS MATERIAL is a substance which has tiny openings, often microscopic, in which fluids may be absorbed or dis charged. Such materials include, but are not limited to, wood, fabric, paper, corrugated paperboard, and plastic foam. (60) PRIMER is a material applied to a substrate to improve adhesion of subsequently applied adhesive. (61) PROPELLANT is a fluid under pressure which exp els the contents of a container when a valve is opened. (62) REACTIVE DILUENT is a liquid which is a VOC du ring application and one in which, through chemical and/or physical reac tions, such as polymerization, 20 percent or more of the VOC becom es an integral part
of a finished material.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 8 (63) ROADWAY SEALANT is any sealant to be applied t o public streets, highways, and other surfaces, including but not lim ited to curbs, berms, driveways, and parking lots. (64) ROLL COATER is a series of mechanical rollers that form a thin coating or adhesive film on the surface roller, which is ap plied to a substrate by moving the substrate underneath the roller. (65) RUBBER FLOORING ADHESIVE is an adhesive that i s used for the installation of flooring material in which both the back and the top surface are made of synthetic rubber, and which may be in s heet or tile form. (66) RUBBER FOAM is a foam constructed of natural o r synthetic rubber. (67) SEALANT is any material with adhesive properti es that is formulated primarily to fill, seal, or waterproof gaps or join ts between two surfaces. Sealants include sealant primers and caulks. (68) SEALANT PRIMER is any product applied to a sub strate, prior to the application of a sealant, to enhance the bonding su rface. (69) SHOE REPAIR, LUGGAGE AND HANDBAG ADHESIVE is a n adhesive used to repair worn, torn or otherwise dam aged uppers, soles, and heels of shoes, or for making repairs to luggage an d handbags. (70) SHEET-APPLIED RUBBER LINING OPERATION is the h and application of sheet rubber lining to metal or plas tic substrates in order to protect the underlying substrate from corrosion or abrasion. These operations also include laminating sheet rubber to fabric. (71) SINGLE-PLY ROOF MEMBRANE ADHESIVE is any adhes ive sealant to be used for the installation or repair of single -ply roof membrane. Installation includes, but is not limited to attach ing the edge of the membrane to the edge of the roof and applying flash ings to vents, pipes, or ducts that protrude through the membrane. (72) SINGLE-PLY ROOF MEMBRANE SEALANT is any sealan t to be used for the installation or repair of single-ply roof m embrane to the edge of the roof and applying flashings to vents, pipes, or duc ts that protrude through
the membrane. (73) SOLVENT WELDING is the softening of the surfac es of two substrates by wetting them with solvents and/or adhesives, and joining them together through a chemical and/or physical reaction(s) to f orm a fused union. (74) SPACE VEHICLE is a vehicle designed to travel beyond Earth's atmosphere.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 9 (75) SPECIAL PURPOSE CONTACT ADHESIVE is a contact adhesive that is used to bond all of the following substrates to any surface: melamine covered board, metal, unsupported vinyl, Teflon, ul tra-high molecular weight polyethylene, rubber and wood veneer 1/16 in ch or less in
thickness. (76) STRUCTURAL GLAZING ADHESIVE is any adhesive to be used to adhere glass, ceramic, metal, stone, or composite p anels to exterior building frames. (77) STRUCTURAL WOOD MEMBER ADHESIVE is an adhesive used for the construction of any load bearing joints in wood en joists, trusses, or
beams. (78) SUBFLOOR ADHESIVE is an adhesive used for the installation of subflooring material over floor joists. (79) THIN METAL LAMINATING is a process of bonding multiple layers of metal to metal or metal to plastic in the productio n of electronic or magnetic components in which the thickness of the b ond line(s) is less
than 0.25 mil. (80) TIRE REPAIR is the expanding of a hole, tear, fissure, or blemish in a tire casing by grinding or gouging, applying adhesive, a nd filling the hole or
crevice with rubber. (81) TIRE RETREAD ADHESIVE is any adhesive to be ap plied to the back of precured tread rubber and to the casing and cushion rubber, or to be used to seal buffed tire casings to prevent oxidation wh ile the tire is being prepared for a new tread. (82) TOP AND TRIM ADHESIVE is an adhesive used duri ng the installation of automotive and marine trim, including, but not l imited to, headliners, vinyl tops, vinyl trim, sunroofs, dash covering, do or covering, floor covering, panel covering and upholstery. (83) TRAFFIC MARKING TAPE is preformed reflective t o be applied to public streets, highways, and other surfaces, inclu ding but not limited to curbs, berms, driveways, and parking lots. (84) TRAFFIC MARKING TAPE ADHESIVE PRIMER is any ad hesive primer to be applied to surfaces prior to installat ion of traffic marking tape.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 10 (85) TRANSFER EFFICIENCY is the ratio of the weightor volume of coating solids adhering to an object to the total weight or volume, respectively, of coating solids used in the application process, exp ressed as a percentage. (86) VCT means vinyl composition tile and is a mate rial made from thermoplastic resins, fillers and pigments. (87) VISCOSITY is the internal friction of a liquid that makes it resistant to
flow. (88) VOLATILE ORGANIC COMPOUND (VOC) is as defined in Rule 102 -
Definition of Terms. (89) WOOD FLOORING ADHESIVE is an adhesive used to install a wood floor surface, which may be in the form of parquet tiles, wood planks, or strip-wood. (90) WOOD PARQUET FLOORING is wood flooring in tile form constructed of smaller pieces of wood which are joined together in a pattern by the
maker to form the tile. (91) WOOD PLANK FLOORING is solid or laminated wood in plank form.

(c) Requirements (1) Unless otherwise specified in paragraph (c)(2), a person shall not apply any adhesives, adhesive bonding primers, adhesive p rimers, or any other primer, which have a VOC content in excess of 250 g /L less water and less exempt compounds. (2) A person shall not apply adhesives, adhesive bo nding primers, adhesive primers, sealants, sealant primers, or any other pr imer, which have a VOC content in excess of the limits specified below:
VOC Limit*, Less Water and Less Exempt Compounds in Grams per Liter

Architectural Applications Current VOC Limit Indoor Carpet Adhesives 50 Carpet Pad Adhesives 50 Outdoor Carpet Adhesives 150 Wood Flooring Adhesive 100 Rubber Floor Adhesives 60 Subfloor Adhesives 50 Ceramic Tile Adhesives 65 VCT and Asphalt Tile Adhesives 50 Dry Wall and Panel Adhesives 50Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 11 Architectural Applications Current VOC Limit Cove Base Adhesives 50 Multipurpose Construction Adhesives 70 Structural Glazing Adhesives 100 Single Ply Roof Membrane Adhesives 250

Specialty Applications VOC Limits and Effective Dates**
Current VOC Limit 1-1-05 7-1-05 1-1-07
PVC Welding 510 CPVC Welding 490 ABS Welding 400 325 Plastic Cement Welding 350 250 Adhesive Primer for Plastic 650 550 Computer Diskette Manufacturing 350

Contact Adhesive 80 Special Purpose Contact Adhesive 250

Tire Retread 100 Adhesive Primer for Traffic Marking Tape 150

Structural Wood Member Adhesive 140

Sheet Applied Rubber Lining Operations 850

Top and Trim Adhesive 540 250 ** The specified limits remain in effect unless rev ised limits are listed in subsequent columns. For adhesives, adhesive bonding primers, or any oth er primer not regulated by the above two tables and applied to the followin g substrates, the following limits shall apply:
Substrate Specific Applications Current VOC Limit
Metal to Metal 30
Plastic Foams 50 Porous Material (except wood) 50 Wood 30 Fiberglass 80Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 12 If an adhesive is used to bond dissimilar substrate s together the adhesive with the highest VOC content shall be allowed.

Sealants Current VOC Limit

Architectural 250
Marine Deck 760
Nonmembrane Roof 300 Roadway 250 Single-Ply Roof Membrane 450
Other 420

Sealant Primers Current VOC Limit

Architectural
Non Porous Porous 250 775
Modified Bituminous 500 Marine Deck 760 Other 750

* For low-solid adhesives or sealants the VOC limit is expressed in grams per liter of material as determined in paragraph (b)(32); for al l other adhesives and sealants, VOC limits are expressed as grams of VOC per liter of a dhesive or sealant less water and less exempt compounds as determined in paragraph (b)(31)

. (3) Containers used to dispose of VOC-laden cloth o r paper used in stripping cured adhesives or sealants shall be closed except when depositing or removing VOC-laden cloth or paper from the containe r. (4) Solvent Cleaning Operations; storage and dispos al of VOC-containing
materials shall be conducted in accordance with the provisions of Rule 1171 - Solvent Cleaning Operations. (5) Transfer Efficiency A person shall not apply adhesives or sealants unle ss the adhesive or sealant is applied with properly operating equipmen t in accordance with operating procedures specified by either the equipm ent manufacturer or the Executive Officer. Application of adhesives or sealants shall be accomplished only by the use of one of the followin g methods: (A) Electrostatic application; or (B) Flow coat; orRule 1168 (Cont.) (Amended January 7, 2005)

1168 - 13 (C) Dip coat; or (D) Roll coater; or (E) High-Volume, Low-Pressure (HVLP) spray; or (F) Hand application methods; or (G) Such other adhesive or sealant application meth ods as are demonstrated to the Executive Officer to be capable of achieving at least 65 percent transfer efficiency and for which prior written approval of the Executive Officer has been obtained ; or (H) For adhesives and sealants with a viscosity of 200 centipoise or greater, as applied, airless spray, air-assisted ai rless, and airatomized spray may also be used. (6) A person may comply with the provisions of para graphs (c)(1), (c)(2), or (c)(5), or all three, by using approved air polluti on control equipment, provided that the VOC emissions from such operation s and/or materials are reduced by at least 80 percent overall, by weig ht. (7) A person may comply with the provisions of para graph (c)(1) and paragraph (c)(2) by means of an Alternative Emissio n Control Plan pursuant to Rule 108. (8) If anywhere on the container of any adhesive or sealant, on any sticker or label affixed thereto, or in any sales or advertisi ng literature, any representation is made that the adhesive or sealantmay be used for any another source specific rule application, for which there is a lower VOC standard, then the lowest VOC standard shall apply. (9) The VOC content of adhesives and sealants that are applied with the use of refillable pressurized containers are subject to th e VOC limits of this rule.
(d) Recordkeeping Requirements Notwithstanding provisions of subdivision (i), reco rds shall be maintained pursuant to Rule 109.

(e) Methods of Analysis (1) The VOC content of cleaning materials and adhes ives or sealants shall be determined by using USEPA Reference Method 24 (Dete rmination of Volatile matter Content, Water Content, Density Vol ume Solids, and Weight Solids of Surface Coating, Code of Federal R egulations Title 40, Appendix A, utilizing Procedure B of ASTM Method D2 369), or the SCAQMD Method 304.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 14 (2) The exempt compound's content shall be determin ed by Methods 302 and 303 in the South Coast Air Quality Management Distr ict's (SCAQMD) "Laboratory Methods of Analysis for Enforcement Sam ples" or ASTM
Method D4457-85. (3) The VOC content of PVC, CPVC, and ABS pipe cements, adhesive primer for plastic shall be determined by Method 31 6A in the South Coast Air Quality Management District's (SCAQMD) "Laborat ory Methods of Analysis for Enforcement Samples." (4) The VOC content of cyanoacrylate adhesives shal l be determined by Method 316B in the South Coast Air Quality Manageme nt District's (SCAQMD) " Laboratory Methods of Analysis for Enfor cement Samples."

(f) Test Methods (1) The efficiency of the control device and the VO C content measured and
calculated as carbon in the control device exhaust gases shall be determined by USEPA'S Test Method 18, or Air Resour ces Board (ARB)
Method 422 for the determination of emissions of Ex empt Compounds and USEPA's Test Methods 25, 25A, SCAQMD's Method 2 5.1, or SCAQMD Test Method 25.3. (Determination of Total Ga seous NonMethane Organic Emissions as Carbon) for the determ ination of total organic compound emissions. Emissions determined t o exceed any limits established by this rule through the use of any of the above-referenced test
methods shall constitute a violation of the rule. (2) Viscosity will be determined by ASTM D 1084-88. (3) The following classes of compounds: cyclic, bra nched, or linear, completely fluorinated alkanes; cyclic, branched, o r linear, completely fluorinated ethers with no unsaturations; cyclic, b ranched, or linear, completely fluorinated tertiary amines with no unsa turations; and sulfurcontaining perfluorocarbons with no unsaturations a nd with sulfur bonds only to carbon and fluorine, will be analyzed as ex empt compounds for compliance with subdivision (c), only at such time as manufacturers specify which individual compounds are used in the coating formulations and identify the test methods, which, prior to such analysis, have been approved by the USEPA and the SCAQMD, that can be u sed to quantify the amounts of each exempt compound.Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 15 (g) Prohibition of Specifications (1) A person shall not solicit or require any other person to use, in the District, any adhesives or sealants or combination of adhesiv es or sealants in violation of the requirements of this rule. (2) The requirements of this paragraph shall apply to a ll written or oral agreements executed or entered into after July 1, 1 989. (h) Prohibition of Sales and Use (1) On and after September 1, 2001, except as provi ded in subdivision (j), paragraphs (c)(6) and (c)(7), no person shall use, supply, sell, or offer for sale an adhesive, sealant, or adhesive or sealant p rimer for use in the District that at the time of sale exceeds the appli cable VOC limits specified in paragraphs (c)(1) and (c)(2). (2) On and after January 1, 2004, no person shall use, supply, sell, or offer for sale an adhesive, sealant, or adhesive or sealant p rimer for use in the District that contains chloroform, ethylene dichlor ide, methylene chloride, perchloroethylene, and trichloroethylene. (3) The prohibition of sales and use as specified i n paragraphs (h)(1) and (h)(2) shall not apply to the following: (A) Adhesives and sealants shipped, supplied or sol d to persons for use outside the District; (B) Any manufacturer of adhesives or sealants, prov ided that the manufacturer has complied with the labeling require ments of Rule 443.1 – Labeling of Materials Containing Organic So lvents, and the product is not sold directly to a user located in the District, or the product was sold to an independent distributor or a sales outlet located in the District that is not a subsidiary of , or under the control of the manufacturer, and was informed in wr iting by the manufacturer about the compliance status of the pro duct with Rule 1168; (C) Adhesives and Sealants that contain less than o ne percent by weight of methylene chloride; or (D) Solvent welding formulations containing methylene c hloride used to bond hard acrylic, polycarbonate, and polyethyle ne terephalate glycol plastic fabrications, provided:Rule 1168 (Cont.) (Amended January 7, 2005)

1168 - 16 (i) The concentration of methylene chloride in any solv ent welding formulation does not exceed 60 percent by w eight;
and (ii) The purchase of all solvents welding products does not exceed 20 gallons per calendar year at a single fac ility, as demonstrated by purchase records and invoices of methylene chloride containing solvent welding
formulations. Such records shall be made available to the Executive Officer or his representative upon reques t.

(i) Rule 442 Applicability Any adhesive, sealant, adhesive or sealant applicat ion, operation, or person, which is exempt from all or a portion of this rule, shall comply with the provisions of
Rule 442.

(j) Exemptions (1) The provisions of paragraph (c)(1) and paragrap h (c)(2) shall not apply to the following: (A) Adhesives used in tire repair; or (B) Adhesives and/or adhesive application processes in compliance with Rules 1104, 1106, 1128, 1130 and 1130.1. (2) The provisions of this rule shall not apply to aerospace components that are subject to Rule 1124. (3) The provisions of paragraph (c)(5) and subdivis ion (d) shall not be applied to the application of adhesives or sealants that co ntain less than 20 g/L of VOC per liter of adhesives, less water and less exe mpt compounds. (4) The provisions of this rule shall not apply to any facility that uses less than one pint of total adhesives and sealants in any one day so long as the products were purchased prior to September 15, 2000

. (5) The provisions of subdivision (c) shall not app ly to research and development programs and quality assurance labs, pr ovided that: (A) A record is kept of: (i) The date when the adhesives and sealants are us ed, and the type of application(s); and (ii) The amount of adhesives and sealants used and the VOC content of such adhesives and sealants; andRule 1168 (Cont.) (Amended January 7, 2005)

1168 - 17 (iii) The amount of solvents used and VOC content o f such solvents; and (iv) The manufacturer/suppliers identification and type of material; and (B) Such records shall be retained in accordance wi th the provisions of subdivision (e) of this rule. (6) The provisions of paragraph (c)(1) and paragrap h (c)(2) shall not apply to a facility that demonstrates that the total volume of non-compliant adhesives, adhesive primers, adhesive bonding prime rs, sealants, and sealant primers is less than 55 gallons per facilit y per rolling 12-month period. On and after September 1, 2001, a facility may not use this paragraph to exclude non-compliant adhesives used i n architectural applications, contact adhesives, special purpose co ntact adhesives, and adhesives used on porous substrates. (7) The provisions of this rule, except paragraph ( h)(2), shall not apply to adhesives used to glue flowers to parade floats. (8) The provisions of subdivision (c) shall not app ly to solvent welding operations used in the manufacturing of medical dev ices. (9) The provisions of this rule shall not apply to aerosol adhesives and primers dispensed from aerosol spray cans. (10) The provisions of paragraph (c)(1) and paragr aph (c)(2) shall not apply to any adhesive used exclusively for thin metal lamina ting operations, provided that the adhesive contains less than 780 g rams of VOC per liter of adhesive, less water and less exempt compounds, as applied, and the facility uses a total of three gallons per day or l ess of these adhesives. (11) The provisions of this rule, except paragraph (h)(2) and subdivision (d), shall not apply to light curable adhesives and seal ants with a VOC content no more than 50 grams per liter, less water and les s exempt compounds. (12) The provisions of this rule, except paragraph (h)(2), shall not apply to the use of cyanoacrylate adhesives. (13) The provisions of this rule shall not apply to adhesives and sealants subject to the California Air Resources Board consumer prod ucts regulation found in Title 17 of the California Code of Regulations, beginning at Section
94507. (14) Until October 1, 2003, the provisions of parag raph (c)(1) and paragraph (c)(2) shall not apply to solvent welding of flexib le ductwork, at whichRule 1168 (Cont.) (Amended January 7, 2005)

1168 - 18 time the VOC limit shall be 250 grams per liter, le ss water and less exempt compounds. (15) A person may sell or apply a non-complying VOC -containing or methylene chloride-containing product for one year after the applicable effective date in paragraph (c)(2) for VOC-containi ng adhesives and sealants, and for one year after the applicable eff ective date of paragraph (h)(2) or subparagraph (h)(3)(D) for methylene chlo ride-containing adhesives and sealants, provided: (A) The product complies with the previous applicable V OC limit, (B) The product was manufactured prior to the effective date, and (C) The date of manufacture or a code indicating th at date is clearly displayed on the product. (16) The provisions of this rule, except paragraph (h)(2 ), shall not apply to adhesives used to fabricate orthotics and prostheti cs under a medical doctor’s prescription. (17) The provisions of this rule, except paragraph (h)(2 ), shall not apply to shoe repair, luggage and handbag adhesives.