RULE 410.4A Motor Vehicle and Mobile Equipment Refinishing Operations - Adopted 5/6/91, Amended 4/6/95, 3/7/96, 3/13/14

I. Purpose

The purpose of this rule is to limit volatile organic compound (VOC) emissions from coatings and solvents used in production, repair , refinish, or maintenance operations where motor vehicles, mobile equipment, or a ssociated parts and components are coated.

II. Applicability

The provisions of this Rule are enforceable upon amendment date and shall apply to any person who supplies, sells, offers for sale, manufactures, distributes, uses, applies, or solicits the use or application of any automotiv e coating or associated solvent within the

District.

III. Severability

Each provision of this rule sha ll be deemed severable, and in the event that any provision of this rule is held to be invalid, the remainder of this rule shall con tinue in full force and

effect.

IV. Definitions

A. Adhesion Promoter : A coating, which is labeled a nd formulated to be applied to uncoated plastic surfaces to facilitate bonding of subseque nt coatings, and on which, a subsequent coating is applied.

B. Aerosol Coating Product : A pressurized coating product containing pigments or resins that dispenses product ingredients by means of a propellant, and is packaged in a disposable can for hand-held application, or for use in specialized equipment for ground traffic/marking applications.

C. APCO : Air Pollution Control Officer of th e Eastern Kern Air Pollution Control

District.

D. Assembly Line : An arrangement of industrial eq uipment and workers in which the product passes from one specialized operati on to another until complete, by either

automatic or manual means.

E. Associated Parts and Components : Structures, devices, pi eces, modules, sections, assemblies, subassemblies, or elements of mo tor vehicles or mobile equipment that are designed to be a part of moto r vehicles or mobile equipment but which are not attached to motor vehicles or mobile equipment at the time of coating the structure, device, piece, module, section, assembly, subassembl y, or element. “Associated parts and components” does not in clude circuit boards.

EKAPCD 410.4 A-1 Draft 3/13/2014F. Automotive Coating : Any coating or coating component used or recommended for use in motor vehicle or mobile equipment re finishing, service, maintenance, repair, restoration, or modification, except metal plating activities. Any reference to automotive refinishing or automotive coating made by a person on the container or in product literature constitutes a recommendati on for use in motor vehicle or mobile equipment refinishing.

G. Automotive Coating Component : Any portion of a coating, including, but not limited to, a reducer or thinner, t oner, hardener, and additive, which is recommended by any person to distributors or end-users for us e in an automotive coating, or which is supplied for or used in an automotive coat ing. The raw materials used to produce the components are not considered automotive coating components.

H. Automotive Refinishing Facility : Any shop, business, locatio n, or parcel of land where motor vehicles or mobile equipment or th eir associated parts and components are coated, including autobody collision repair shops. “Automotive Refinishing Facility” does not include the original equipment manuf acturing plant where the motor vehicle or mobile equipment is completely assembled.

I. California Air Resources Board (CARB or ARB) : Air Resources Board of the California Environmental Protection Agency.

J. Cleaning Operations : The removal of loosely held uncur ed adhesives, inks, coatings, or contaminants, including, but not limited to, dirt, soil, or grease, from motor vehicles, mobile equipment, associated parts and components, substr ates, parts, products, tools, machinery, equipment, or general work areas.

K. Clear Coating : Any coating that contains no pigm ents and is labeled and formulated for application over a color coating or clear coating.

L. Coating : A material which is applied to a surf ace and forms a film in order to beautify, preserve, repair, or protect such a surface.

M. Color Coating : Any pigmented coating, excluding adhesion promoters, primers, and multi-color coatings, that requires a subsequent clear coating and which is applied over a primer, adhesion promoter, or colo r coating. Color coatings include metallic/iridescent color coatings.

N. Electrodeposition : Applying an electrically-charged dip coating onto object to be

coated.

O. Electrostatic Spray Application : Any method of spray applic ation of coatings where an

electrostatic attraction is create d between the part to be coat ed and the paint particles.

P. Emission Control System : Any combination of capture systems and control devices

used to reduce VOC emissions from automotive coating operations.

Q. EPA : The United States Environmental Protection Agency.

EKAPCD 410.4 A-2 Draft 3/13/2014R. Exempt Compounds : As defined in District Rule 102, Definitions, “Exempt Compounds”.

S. Graphic Arts Operation : Application of logos, letters, num bers or graphics to a painted surface with or without use of a template.

T. High-Volume, Low-Pressure (HVLP) : Spray equipment permanently labeled as such and which is designed and operated between 0.1 and 10 pounds per square inch, gauge, (psig) air atomizing pressure measured dynami cally at the center of the air cap and at the air horns and with liquid supply pressure less than 50 psig.

U. Metallic/Iridescent Topcoat : Coating as applied cont aining more than 5 g/1 (0.042 lb/gal) of visible metal or iridescent particle s, where such particles are visible in the

dried film.

V. Mobile Equipment : Equipment drawn or capable of being driven on a roadway, including, but not limited to a: truck body, truck trailer, util ity body, camper shell, mobile crane, bulldozer, c onstruction and farm heavy equipment, concrete mixers, street cleaner, golf cart, all terrain vehicl es, implements of husbandry, military tank or other tracked military vehicle and hauling equipment used inside and around airports, depots, and industrial and commercial plants.

W. Motor Vehicle : As defined in Rule 102, Definitions.

X. Multi-Color Coating : Any coating that exhibits more than one color in the dried film after a single application, is packaged in a single container, and hides surface defects on areas of heavy use, and which is app lied over a primer or adhesion promoter.

Y. Precoat : Coating applied to bare metal primarily to deactivate metal surface for

corrosion resistance and adhesion.

Z. Pretreatment Coating : Coating containing a minimum of 0.5% acid by weight and not more than 16 percent solids by weight necessary to provide surface etching and is labeled and formulated for application dire ctly to bare metal surfaces to provide

corrosion resistance and adhesion.

AA. Primer : Any coating, which is labeled and formul ated for application to a substrate to provide 1) a bond between the substrate and s ubsequent coats, 2) corrosion resistance, 3) a smooth substrate surface, or 4) resistan ce to penetration of subsequent coats, and on which a subsequent coating is applied. Primers may be pigmented.

BB. Refinish : Coating of vehicles, their parts a nd components, or mobile equipment, including partial body collision repairs, for the purpose of protecti on or beautification and subsequent to the original coating app lied at an Original Equipment Manufacturing (OEM) plant coating assembly line.

CC. Single-Stage Coating : Any pigmented coating, excl uding primers and multi-color coatings, labeled and formulated for app lication without a subsequent clear coat. Single-stage coatings include single-stage metallic/iridescent coatings.

EKAPCD 410.4 A-3 Draft 3/13/2014DD. Solvent : As defined in Rule 410.3, Organi c Solvent Degreasing Operations.

EE. Spray Booth : Any power ventilated structure of varying dimensions and construction provided to enclose or accommodate a spraying operation and which meets the Uniform Fire Code. A spray booth shall conf ine and limit, by dry or wet filtration, the escape to the atmosphere of overspray particulate matter, exhaust through filters or other air pollution control device appr oved by the APCO and provide adequate ventilation, air velocity, and safety features, as require d by the Uniform Fire Code.

FF. Specialty Coating : Coating necessary for unusual job performance requirements, including, but not limited to, adhesion promot ers, uniform finish blenders elastomeric materials, gloss flatteners, bright metal trim repair, anti-glare/safety coatings, and cut in or jambing clear coatings.

GG. Spot/Panel Repair : Non-assembly line process of re pairing and restoring a portion of a motor vehicle, or associated parts or compone nts of less than 1 square foot (929 square centimeters).

HH. Surface Preparation : The use of VOC containing solv ents applied with cloth, sponge, or other medium for the purpose of removing dust, grease, and other contaminants from a surface just prior to ap plication of a coating.

II. Temporary Protective Coating : Any coating which is labeled and formulated for the purpose of temporarily protecting areas fr om overspray or mechanical damage.

JJ. Topcoat : Coating applied over a primer or an original equipment ma nufacturer finish for the purpose of protection or appearance.

KK. Touch-Up Coating : A coating used to cover minor coating imperfections appearing after the main coating operation.

LL. Transfer Efficiency : The amount of coating solids a dhering to the object being coated divided by the total amount of coating so lids sprayed, expressed as a percentage.

MM. Truck Bed Liner Coating : Any coating, excluding clear, color, multi-color, and single stage coatings, labeled and formulated for a pplication to a truck bed to protect it from

surface abrasion.

NN. Underbody Coating : Any coating labeled and formul ated for application to wheel wells, the inside of door pane ls or fenders, the undersid e of a trunk or hood, or the

underside of the motor vehicle.

OO. Uniform Finish Coating : Any coating labeled and form ulated for application to the area around a spot repair for the purpose of blending a repaired area’s color or clear coat to match the appearance of an adjacent area’s existing coating.

PP. Utility Body : Special purpose service compartmen t or unit to be bolted, welded, or affixed onto an existing cab and chassis. Such compartment may serve as storage for equipment or parts.

EKAPCD 410.4 A-4 Draft 3/13/2014QQ. Volatile Organic Compound (VOC) : Any compound containing at least one atom of carbon, excluding Exempt Compounds as li sted in Rule 102 Definitions.

RR. VOC Content:

1. VOC regulatory for Coatings : VOC in grams per liter of coating, excluding water and exempt compounds, and shall be cal culated by the following equation:

VOC regulatory content = Wv - Ww - Wec

Vm - Vw – Vec

2. VOC actual for Coatings : VOC in grams per liter of material shall be calculated using the following equation:

VOC actual content = Wv - Ww - Wec

Vm

3. VOC content for Solvents : VOC in grams per liter of material shall be calculated by the following equation:

VOC content = Wv - Ww - Wec

Vm

Where: VOC content = amount of volatile organic compounds in grams/liter Wv = weight of volatiles in grams Ww = weight of water in grams Wec = weight of exempt compounds in grams Vm = volume of material (coating or solvent, as applicable) in liters

Vw = volume of water in liters Vec = volume of exempt compounds in liters

V. Exemptions

A. Requirements of this Rule shall not apply to the fo llowing operations:

1. Graphic Arts Operations as defined in Section IV.S.

2. Any automotive coating or associated so lvent that is offered for sale, sold, or supplied in 0.5 fluid ounce or smaller containe rs intended to be used by the general public to repair tiny surface imperfections.

3. Coating operations employing hand-held non- refillable aerosol cans, 18 oz. or less, provided the area to be covered does not ex ceed nine square feet per vehicle to repair minor surface damage and imperfections.

4. Any automotive coating or associated solv ent that is offered for sale, sold, or

manufactured for use outside of the District or for shipment to other manufacturers for reformulation or repackaging.

EKAPCD 410.4 A-5 Draft 3/13/20145. Any coating applied to motor vehicles or mobile equipment, or their associated parts and components, during ma nufacture on an assembly line.

B. Requirements of Section VI.D (Spray Booth) shall not apply to:

1. Touch-up coating operations as defined in Section IV.KK, not exceeding nine square feet per vehicle.

2. Coating of motor vehicle engine compar tments, engine components, and suspension components, provided such component s are replaced in the vehicle.

3. Application of primers, primer surfacers and precoats not exceeding nine square feet per vehicle, provided VOC conten t does not exceed 250 g/l and coatings

contain no lead or chromium compounds.

4. Application of coatings to a vehicle, due to shape or size, not reasonably contained in a spray booth. To qualify for this ex emption a person shall comply with the following requirements:

a. Submit a written request on a case by case basis to the APCO describing vehicle(s) to be coated, size of spray booth, physical size of vehicle(s) (length, width, and height), number of vehicle(s) to be coated, time required to paint vehicle(s), estimated volume of coating(s) to be used, date when vehicle(s) or mobile equipment is to be coated, and VOC content of each coating used;

b. Such request shall be submitted ten cal endar days prior to surface coating a motor vehicle or mobile equipment outside a spray booth. The APCO shall provide a written determination to the re quester within five calendar days of proposed surface coating of the motor vehicle or mobile equipment; and

c. The APCO may grant written approval for a specified time period, not to exceed

one year.

C. Coating operations and/or facilities exempt from this Rule shall comply with all other applicable District prohibitory Rules.

D. Provisions of Sections VI .C. through VI.G. and Section VII. shall not apply to coating of one vehicle per twelve month period, by th e registered owner of the vehicle being painted, provided the surface coating does not contain lead or ch romium compounds.

E. Section VI.F, Surface Preparation and Equipment Cleanup Requirements, shall not apply to the use of surface pr eparation solvents to clean plastic parts just prior to coating or VOC-containing materials for the removal of wax and grease provided that nonaerosol, hand-held spray bottles are used with a maximum solvent VOC content of 780 g/l and the total volume of the solvent does not exceed 20 gallons per year per facility. Records of solvent usage shall be kept in accordance with Section VII.C.4 of

this Rule.

EKAPCD 410.4 A-6 Draft 3/13/2014VI. Requirements

A. VOC Content Limits : No person shall apply a coati ng to any motor vehicle, mobile equipment, or its associated parts and com ponents, with a VOC regulatory content, as calculated pursuant to Section IV.RR.1, in excess of the limits expressed in Table of Standards, except as provided in Sections VI.C and VI.J.

TABLE OF STANDARDS

VOC CONTENT LIMITS FOR MOTOR VEHICLE COATINGS Content expressed in Grams per Liter (Pounds per Gallon) Less Water and Exempt Compounds

Coating Category VOC Limit

Adhesion Promoter 540 (4.5)

Cavity Wax 650 (5.4)

Clear Coating 250 (2.1)

Color Coating 420 (3.5)

Deadener 650 (5.4)

Gasket/Gasket Sealing Material 200 (1.7)

Lubricating Wax/ Compound 700 (5.8)

Multi-Color Coating 680 (5.7)

Pretreatment Coating 660 (5.5)

Primer 250 (2.1)

Sealer 650 (5.4)

Single-Stage Coating 340 (2.8)

Specialty Coating 540 (4.5)

Temporary Protective Coating 60 (0.5)

Truck Bed Liner Coating 200 (1.7)

Trunk Interior Coating 650 (5.4)

Underbody Coating 650 (5.4)

Uniform Finish Coating 540 (4.5)

Any other coating type 250 (2.1)

B. Most Restrictive VOC Limit : If anywhere on the container of any automotive coating, or any label or sticker affixed to the container, or in any sa les, advertising, or technical literature supplied by a person, any representation is made that indicates that the coating meets the definition of or is reco mmended for use for more than one of the coating categories listed in Tabl e of Standards, then the lowest VOC content limit shall apply.

EKAPCD 410.4 A-7 Draft 3/13/2014C. Alternate Emission Control : In lieu of complying with VOC content limits specified in Table of Standards, an emission control syst em with a capture efficiency of at least 90% and a control efficiency of at least 90% may be used if it has been approved in writing by the Air Pollution C ontrol Officer (APCO). A ny approved emission control system must be maintained and used in prope r working condition at all times. Use of a VOC emission control system sh all not result in emissions in excess of those that would have been emitted had the operator complied with the provisions of Section V.A.

D. Spray Booth : All surface coatings subject to this Rule sh all be applied within a permitted, properly maintained, and operational paint spray booth located at a site with proper city or county zoning.

E. Coating Application Methods : No person shall apply any co ating to any motor vehicle, mobile equipment, or associated parts and components unless one of the following application methods is used:

1. Brush, dip, flow, or roll coating conducted in accordance with manufacturer's

recommendations.

2. Electrostatic or electrodeposition ap plication conducted in accordance with

manufacturer's recommendations.

3. HVLP spray equipment operated in accordance with manufacturer's

recommendations.

4. Spray gun: If a spray gun is used, the e nd user must demonstrate that the gun meets

the HVLP definition in Section IV.T in design and use. A satisfactory

demonstration must be based on the manuf acturer's published technical material on the design of the gun and by a demonstration of the operation of the gun using an air pressure tip gauge from the manufacturer of the gun.

5. Any alternative coating a pplication method which has been demonstrated to achieve at least 65% transfer efficiency or th e equivalent efficiency of an HVLP and approved, in writing, by APCO.

Section VI.E does not apply to underbody coat ings, graphic arts operations, truck bed liner coatings, or any coating use of less than one (1) fluid ounce (29.6 milliliters).

F. Surface Preparation and Equipment Cleanup Requirements : No person shall conduct surface preparation or equipment cleanup for act ivities subject to provisions of this Rule unless the following VOC limits are met and methods are used:

1. VOC content of surface prepar ation solvent shall not exceed 25 g/l (0.2 lb/gal), as calculated pursuant to Section IV .RR.3, unless Section V.E applies.

2. Coatings Application Equipment Cleaning : Solvents used for cleaning of coatings application equipment shall comply with both limits specified below:

EKAPCD 410.4 A-8 Draft 3/13/2014a. Solvent shall have a VOC content of 950 grams or less per liter (7.9 lb/gal) of material; and

b. Solvent shall have a VOC composite pa rtial pressure of 35 mm Hg or less at 20/C (68/F).

3. Cleaning Devices and Methods Requirements : No person shall perform solvent cleaning operations unless one of the fo llowing cleaning devices or methods is

used:

a. Wipe cleaning;

b. Spray bottles or containers with a maximum capacity of 16 fluid ounces from which solvents are applied wit hout a propellant-induced force;

c. Cleaning equipment having a clos ed solvent container during cleaning operations, except when depositing and removing objects to be cleaned, and closed during nonoperation except during maintenance and repair of the cleaning equipment itself;

d. Remote reservoir cold cleaner operate d in conformance with District Rule 410.3, Organic Solvent Degreasing Operations;

e. System totally enclosing spray guns , cups, nozzles, bowls, and other parts during washing, rinsing, a nd draining procedures;

f. Non-atomized solvent fl ow method collecting cleaning solvent in a container or a collection system closed except fo r solvent collection openings and, if necessary, openings to avoid excessive pre ssure build-up inside the container; or

g. Solvent flushing method discharging cl eaning solvent into a container closed except for solvent collection openings and, if necessary, openings to avoid excessive pressure build-up inside the cont ainer. Discharged solvent from such equipment shall be collected into contai ners without atomizing into open air. Solvent may be flushed through the system by air or hydraulic pressure, or by pumping.

G. Storage and Disposal : Regardless of VOC content, al l automotive coating components, automotive coatings, and solvents, shall be stored in non-absorbent, vapor-tight containers kept closed at all tim es except when filling or emptying.

H. Prohibition of Sale or Manufacture : No person shall manufacture, blend, repackage for sale, supply, sell, offer for sale or distribute within the District any coating with a VOC content in excess of the limits specified in Section VI.A.

Notwithstanding the provisions of this section, a person may manufacture, blend, repackage for sale, supply, sell, offer for sale, or distribute a coating with a VOC content in excess of the limits specifi ed in section VI.A under the following circumstances and provided all of the requi rements of section V II.C.6 are also met:

EKAPCD 410.4 A-9 Draft 3/13/20141. The coating is used exclusively within an emission control system as allowed in Section VI.C, or

2. Coating is exempt under one or more of the provisions of Section V.A.

I. Prohibition of Specification : No person shall solicit or require the use of, or specify the application or use of any coating or solvent on a motor vehicle or mobile equipment, or its associated parts and components, if such use or application resu lts in a violation of this Rule. This prohibition shall apply to al l written or oral cont racts, including but not limited to, job orders, under the terms of which any coating or solvent subject to provisions of this Rule is to be applied. Th is prohibition shall not apply to coatings or solvents that meet the criteria specified in Section VI.H.

J. Sell-Through/Existing Stock of Coatings : A coating manufactured prior to amendment date of this rule, that complied with the VOC Content limit(s) in effect at that time, may be sold, supplied, or offered for sale for 12 months after rule adoption date. Such a coating may be applied at any time, both before and after adoption date, provided

manufacture Date-Code and VOC Content is clearly prin ted on coating container.

VII. Administrative Requirements

A. Compliance Statement Requirement

1. For each individual automotive coating or automotive coating component, the manufacturer and repackag er shall include the following information on product data sheets, or an equivalent medium:

a. The VOC actual for coatings and VOC regulatory for coatings, expressed in grams per liter; b. The weight percentage of vola tiles, water, and exempt compounds; c. The volume percentage of water and exempt compounds; and d. The density of the material (in grams per liter).

2. For each individual ready to spray mi xture (based on the manufacturer’s and repackager’s stated mix ratio), the manuf acturer and repackager shall include the following information on product data sh eets, or an equivalent medium:

a. The VOC actual for coatings and VOC regulatory for coatings, expressed in grams per liter; b. The weight percentage of vola tiles, water, and exempt compounds; c. The volume percentage of water and exempt compounds; and d. The density of the material (in grams per liter).

3. The manufacturer and repackager of solven ts subject to this rule shall include the VOC content as supplied, calculated pursu ant to section IV.RR.3, expressed in grams per liter, on product data sheets, or an equivalent medium.

EKAPCD 410.4 A-10 Draft 3/13/2014B. Labeling Requirements

1. The manufacturer and repackager of automotive coatings or automotive coating components shall include on all containers the applicable use category(ies), and the VOC actual for coatings and VOC regulatory for coatings, as supplied, expressed in grams per liter.

2. The manufacturer and repackager of solven ts subject to this rule shall include on all containers the VOC content for solvents, as supplied, expressed in grams per liter.

C. Record Keeping Requirements

Any person who uses coatings or solvents, subj ect to this rule, shall maintain and have the following available on site at all times:

1. A current list of all VOC containing products in use that includes any data necessary to evaluate compliance, in cluding but not limited to, the following information as applicable:

a. Material name and manu facturer's identification; b. Application method; c. Material type (coating as listed in Table of Standards) and specific use instructions; d. Specific mixing instructions; e. VOC actual and VOC regulatory for co atings, as applied, or VOC content for

solvent.

2. Daily coating and solvent use records, including the following information for each:

a. Volume of each coating/solvent mix ratio; b. VOC content in grams/liter (or pounds/gallon) as applied/used; c. Volume of each coating/solvent in liters (or gallons) applied/used; d. Type and amount of solvent used for cleanup and surface preparation.

If purchase records are used to determine the amount of solvents used, then records and manifests of the amounts of solvents dispos ed of or sent to a recycler must also be maintained and made available to the APCO upon request.

3. Current manufacturer specification sheets, mate rial safety data sheets, technical data sheets, or air quality data sheets, whic h list the VOC actual for coatings and VOC regulatory for coatings of each ready-to-s pray coating (based on the manufacturer’s stated mix ratio), and VOC content of each solvent.

4. Purchase records identifying the coating t ype (as listed in Table of Standards), name, and volume of coatings and solvents.

5. Alternate Emissions Control Records : Any person using an emission control system shall maintain daily records of ke y system operating parameters which will demonstrate continuous operation and comp liance of the emission control system

EKAPCD 410.4 A-11 Draft 3/13/2014during periods of VOC em ission produci ng activities. “Key system operating parameters” are those parameters necessary to ensure or document compliance with Section VI.C., including, but not limited to, temperatures, pressure drops, and air

flow rates.

6. Record Keeping Requirements for Prohibition of Sale : Any person claiming an exception specified in Section VI.H shall keep a detailed log of each automotive coating component and automotive coati ng manufactured, blended, repackaged for sale, supplied, sold, offered for sale, or distributed showing:

a. The quantity manufactured, blended, rep ackaged for sale, supplied, sold, offered for sale, or distributed, includi ng size and number of containers; b. The VOC regulatory for coatings; c. The VOC actual for coatings; d. To whom they were supplied, sold, offere d for sale, or distributed, or for whom they were manufactured, blended, or re packaged for sale including the name, address, phone number; and e. The specific exception being utilized under Section VI.C.

7. Record Retention : Records required by this Rule shall be retained for a minimum of three years and made availa ble to the APCO upon request.

VIII. Test Methods

The following test methods are incorporated by re ference herein, and sha ll be used to test emission sources subject to the prov isions of this rule. A source is in violation of this rule if any measurement by any of the listed appli cable test methods exceeds any standard of

this rule.

A. Acid Content : Measure of acid cont ent shall be determined by using ASTM D1613-03 “Standard Test Method for Acidity in Volati le Solvents and Chemical Intermediates Used in Paint, Varnish, Lacquer, and Related Products” (October 2003).

B. Analysis of Samples : Samples of VOC as specified in this Rule shall be analyzed by EPA Method 24 as set forth in Appendix A of Title 40 of the Code of Federal Regulations (40 CFR) Part 60, “Determinati on of Volatile Matt er Content, Water Content, Density, Volume Solids, and Weight Solids of Surface Coatings”. Analysis of halogenated exempt compounds shal l be conducted using CARB Method 422, “Determination of Volatile Organic Compounds in Emissions from Stationary Sources” (September 12, 1990).

C. Alternative Test Methods : The use of other test methods which are determined to be equivalent or better and approved, in writing, by the AP CO, ARB, and EPA may be used in place of the test me thods specified in this rule.

D. Control and Capture Efficiency : Capture and control effi ciency of emission control systems shall be determined as specified in EPA’s “Guidelines for Determining Capture Efficiency,” (January 9, 1995) and 40 CFR 51, Appendix M, Methods 204-204f as

EKAPCD 410.4 A-12 Draft 3/13/2014EKAPCD 410.4 A-13 Draft 3/13/2014 applicable. Total organic emissions of em ission control systems shall be determined using EPA Method 25, 25A or 25B.

E. Determination of Emissions : Emissions of VOC shall be measured by EPA Method 25, 25A, or 25B, as applicable and analysis of halogenated exempt compounds shall be conducted using CARB Method 432, “Determi nation of Dichloromethane and 1,1,1- Trichloroethane in Paints and Coatings” (September 12, 1998).

F. Exempt Organic Compound Content of Coatings : The exempt organic compound content of coatings or solvents shall be determined using ASTM Method D 6133- 02, Standard Test Method for Acetone, p-Chlorobe nzotrifluoride, Methyl Acetate, or tButyl Acetate Content of Solventborne and Waterborne Paints, Coatings, Resins, and Raw Materials by Direct Injection into a Chromatograph. Exempt organic compound content, other than as determined above , shall be determined by using CARB Method 422, CARB Method 432, or South Coast AQMD Method 303-91, “Determination of Exempt Compounds” (February 1993).

G. HVLP Equivalency : Spray Equipment HVLP equivalency shall be determined by using South Coast Air Quality Management District’s “Guidelines for Demonstrating Equivalency with District Approved Transfer Efficient Spray Guns” (September 26, 2002).

H. Metallic Content : The metallic content of a coating shall be determined by South Coast Air Quality Management Dist rict Test Method 318-95, " Determination of Weight Percent Elemental Metal in Coatings by X-ray” (July 1996).

I. Transfer Efficiency : Spray equipment transfer efficiency shall be determined by using South Coast Air Quality Management Dist rict Method "Spray Equipment Transfer Efficiency Test Procedure for Equipment User", (May 24, 1989).

J. VOC Composite Partial Pressures : VOC composite partial pressures shall be determined using either manufacturer's in formation regarding formulation or using ASTM Methods E169-04, Standard Practices for General Techniques of UltravioletVisible Quantitative Analysis or E260-96, St andard Practice for Packed Column Gas Chromatography for determination of mole fractions and then summing products of each VOC component's vapor pressure and its mole fraction. For materials containing no non-VOC components, VOC composite partial pressure can be measured directly by

ASTM Method D2879-10 Standard Test Met hod for Vapor Pressure-Temperature Relationship and Initial Decomposition Te mperature of Liquids by Isoteniscope.

K. VOC Emissions from Spray Gun Cleaning Systems : VOC emissions shall be determined using South Coast AQMD "General Test Method for Determining Solvent Losses from Spray Gun Cleaning Systems" (October 3, 1989).

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