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Subpart 228-2 Commercial and Industrial Adhesives, Sealants and Primers

(Statutory authority: Environmental Conservation Law, §§ 3-0301, 19-0301, 19-0303)

[Filed 5/6/2013. Effective 30 days after filing.]

[page 1 of 1]

For administrative information about this posting, contact: Division of Air Resources. The Bureau of Stationary Sources at (518) 402-8403 is the contact for technical questions pertaining to this rule.

Contents:

Sec.

§228-2.1 Applicability

(a) Except as provided in section 228-2.2 of this Subpart, this Subpart applies to any person who, sells, supplies, offers for sale or manufactures for sale in the State of New York any commercial or industrial adhesive, sealant, adhesive primer or sealant primer for use in the State of New York.

(b) Except as provided in section 228-2.2 of this Subpart, this Subpart applies to any person who uses or applies, solicits, requires the use of or specifies the application of any commercial or industrial adhesive, sealant, adhesive primer, sealant primer, surface preparation solvent or cleanup solvent within the State of New York.

§228-2.2 Exemptions

(a) The requirements of this Subpart shall not apply to the use or sale of the following compounds:

(1) adhesives, sealants, adhesive primers or sealant primers being tested or evaluated in any research and development, quality assurance or analytical laboratory, provided that records are maintained as required in section 228-2.5 of this Subpart;

(2) adhesives, sealants, adhesive primers and sealant primers that are subject to Part 234, Part 235 or Subpart 228-1 of this Title;

(3) adhesives and sealants that contain less than 20 grams of VOC per liter of adhesive or sealant, less water and less exempt compounds, as applied;

(4) cyanoacrylate adhesives; and

(5) except as provided in paragraph (2) of this Subdivision, adhesives, sealants, adhesive primers or sealant primers that are sold or supplied by the manufacturer or supplier in containers with a net volume of 16 fluid ounces or less, or a net weight of one pound or less, except plastic cement welding adhesives. If two or more containers are sold as a unit, the containers in such a unit shall total no more than 16 fluid ounces or one pound, as applicable, to qualify for this exemption; and

(6) except as provided in paragraph (2) of this Subdivision, contact bond adhesives that are sold or supplied by the manufacturer or supplier in a container with a net volume of one gallon or less.

(b) The requirements of this Subpart shall not apply to the use of adhesives, sealants, adhesive primers, sealant primers, surface preparation and cleanup solvents in the following operations:

(1) tire repair operations, provided the label of the adhesive states "For tire repair only";

(2) solvent welding operations used in the manufacture of medical devices; and

(3) plaque laminating operations in which adhesives are used to bond clear, polyester acetate laminate to wood with lamination equipment installed prior to July 1, 1992. Any person claiming exemption pursuant to this subparagraph shall record and maintain monthly operational records sufficient to allow the department to verify eligibility for the exemption and in accordance with section 228-2.5(c) of this Subpart.

(c) The VOC content limits in section 228-2.4(a) of this Subpart shall not apply to the use of the identified categories of compounds at the following facilities:

(1) Where the total VOC emissions from all adhesives, sealants, adhesive primers and sealant primers used at the facility are less than 200 pounds, or an equivalent volume, per year (12-month rolling total). Emissions from cold cleaning units, vapor degreasers and aerosol products shall not be included in determining the total VOC emissions.

(2) Where the total volume of commercial or industrial adhesives, sealants, adhesive primers, sealant primers, cleanup solvent and surface preparation solvent used facility-wide does not exceed 55 gallons per year (12-month rolling total).

(3) Any facility claiming the "low usage exemption" as described in paragraphs (1) and (2) of this subdivision shall record and maintain monthly operational records sufficient to demonstrate compliance with this exemption and in accordance with section 228-2.5(c) of this Subpart. Facilities must have information available, such as product name and description, product VOC content, product monthly volume, purchase orders, material safety data sheets, work orders, or contracts for review by the department that would allow the department to verify eligibility for the exemption.

(d) Except as provided in section 228-2.4(c) of this Subpart, a manufacturer or distributor who sells, supplies or offers for sale in the State of New York any commercial or industrial adhesive, sealant, adhesive primer or sealant primer shall not be required to comply with the VOC content limits specified in section 228-2.4(a) of this Subpart, provided that such manufacturer or distributor makes and keeps records demonstrating:

(1) the commercial or industrial adhesive, sealant, adhesive primer or sealant primer is intended for shipment and use outside of the State of New York;

(2) the manufacturer or distributor has taken reasonable precautions to assure that the adhesive, sealant, adhesive primer or sealant primer is not distributed to or within the State of New York; and

(3) the commercial or industrial adhesive, sealant, adhesive primer or sealant primer is sold to a facility achieving compliance by using add-on air pollution control equipment pursuant to section 228-2.4(c) of this Subpart.

(e) The exemption in subdivision (d) of this section shall not apply to any commercial or industrial adhesive, sealant, adhesive primer or sealant primer that is sold, supplied or offered for sale by any person to a retail outlet in the State of New York.

§228-2.3 Definitions

(a) To the extent that they are not inconsistent with the specific definitions in subdivision (b) of this section, the general definitions of Part 200 of this Title apply.

(b) For the purposes of this Subpart, the following specific definitions apply:

(1) Acrylonitrile-butadiene-styrene or ABS welding adhesive. Any adhesive labeled to weld acrylonitrile-butadiene-styrene pipe, which is made by reacting monomers of acrylonitrile, butadiene and styrene.

(2) Adhesive. Any chemical substance that is applied for the purpose of bonding two surfaces together other than by mechanical means.

(3) Adhesive primer. Any product labeled for application to a substrate, prior to the application of an adhesive, to provide a bonding surface.

(4) Aerosol adhesive. An adhesive packaged as an aerosol product in which the spray mechanism is permanently housed in a non-refillable can designed for hand-held application without the need for ancillary hoses or spray equipment.

(5) Architectural. Architectural shall pertain 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.

(6) Automotive glass adhesive sealer. Any adhesive primer that improves adhesion to the pinch weld and blocks ultraviolet light and that is designed for application to automotive glass prior to installation with an adhesive/sealant.

(7) Ceramic tile installation adhesive. Any adhesive labeled for use in the installation of ceramic tiles.

(8) Chlorinated polyvinyl chloride plastic or CPVC plastic. A polymer of the vinyl chloride monomer that contains 67 percent chlorine.

(9) Chlorinated polyvinyl chloride welding adhesive or CPVC welding adhesive. Any adhesive designed for welding of polyvinyl chloride plastic.

(10) Cleanup solvent. A solvent used to remove excess adhesive, sealant, adhesive primer or sealant primer from a substrate.

(11) Commercial adhesive. An adhesive product that is sold or supplied by the manufacturer or supplier in containers with a net volume greater than 16 fluid ounces, or a net weight greater than one pound, and is not subject to Part 235 of this Title. Commercial adhesives do not include products that are incorporated into or used exclusively in the manufacture or construction of the goods or commodities that are produced by the establishment.

(12) Computer diskette jacket manufacturing adhesive. Any adhesive designed to glue the fold-over flaps to the body of a vinyl computer diskette jacket.

(13) Contact bond adhesive. Any adhesive that forms an instantaneous, non-repositionable bond when substrates, on which the adhesive was applied and allowed to dry, are brought together using momentary pressure.

(14) Cove base. A flooring trim unit, generally made of vinyl or rubber, having a concave radius on one edge and a convex radius on the opposite edge that is used in forming a junction between the bottom wall course and the floor or to form an inside corner.

(15) Cove base installation adhesive. Any adhesive labeled for the installation of cove base or wall base on a wall or vertical surface at floor level.

(16) Cyanoacrylate adhesive. Any adhesive with a cyanoacrylate content of at least 95 percent by weight.

(17) Dry wall installation. The installation of gypsum dry wall to studs of solid surfaces using an adhesive labeled for that use.

(18) Flexible vinyl. Non-rigid polyvinyl chloride plastic with at least five percent by weight plasticizer content.

(19) Fiberglass. A material consisting of extremely fine glass fibers.

(20) Indoor floor covering installation adhesive. Any adhesive labeled for use in the installation of wood flooring, carpet, resilient tile, vinyl tile, vinyl backed carpet, resilient sheet and roll or artificial grass. Adhesives used to install ceramic tile and perimeter bonded sheet flooring are not indoor floor covering installation adhesives.

(21) Industrial adhesive. A product category which includes adhesives (including adhesive primers used in conjunction with certain types of adhesives) used at industrial manufacturing and repair facilities for a wide variety of products and equipment that operate adhesives application processes.

(22) Industrial adhesive application processes. Industrial adhesive application processes shall include the application of the adhesives, sealants, adhesive primers or sealant primers listed in table 1 of this Subpart and shall also include the application of other materials used for the same purposes contained in the definitions of each adhesive, sealant, adhesive primer and sealant primer in this section.

(23) Laminate. A material made by bonding two or more sheets or layers.

(24) Low-solids adhesive, sealant or primer. Any product that contains 120 grams or less of solids per liter of material.

(25) Marine deck sealant or marine deck sealant primer. Any sealant or sealant primer labeled for application to wooden marine decks.

(26) Metal to urethane/rubber molding or casting adhesive. Any adhesive labeled 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.

(27) Multipurpose construction adhesive. Any adhesive labeled for use in the installation or repair of various construction materials, including but not limited to drywall, subfloor, panel, fiberglass reinforced plastic (FRP), ceiling tile and acoustical tile.

(28) Non-membrane roof installation/repair adhesive. Any adhesive labeled for use in the installation or repair of non-membrane roofs and that is not intended for the installation of prefabricated single-ply flexible roofing membrane, including, but not limited to, plastic or asphalt roof cement, asphalt roof coating and cold application cement.

(29) Outdoor floor covering installation adhesive. Any adhesive labeled for use in the installation of floor covering that is not in an enclosure and that is exposed to ambient weather conditions during normal use.

(30) Panel installation. The installation of plywood, pre-decorated hardboard (or tileboard), fiberglass reinforced plastic, and similar pre-decorated or non-decorated panels to studs or solid surfaces using an adhesive formulated for that purpose.

(31) Perimeter bonded sheet flooring installation. The installation of sheet flooring with vinyl backing onto a nonporous substrate using an adhesive designed to be applied only to a strip of up to four inches wide around the perimeter of the sheet flooring.

(32) Plastic cement welding adhesive. Any adhesive labeled for use to dissolve the surface of plastic to form a bond between mating surfaces.

(33) Plastic cement welding primer. Any primer labeled for use to prepare plastic substrates prior to bonding or welding.

(34) Plastic foam. Foam constructed of plastics.

(35) Plasticizer. A material, such as a high boiling point organic solvent, that is added into a hard plastic to provide a desired flexibility or pliability.

(36) Plastics. Any of various organic compounds produced by polymerization, capable of being molded, extruded, cast into various shapes and films or drawn into filaments.

(37) Polyvinyl chloride plastic or PVC plastic. A polymer of the chlorinated vinyl monomer that contains 57 percent chlorine.

(38) Polyvinyl chloride welding adhesive or PVC welding adhesive. Any adhesive labeled for use in the welding of PVC plastic pipe.

(39) Porous material. A substance that has tiny openings, often microscopic, in which fluids may be absorbed or discharged, including, but not limited to, wood, paper and corrugated paperboard.

(40) Propellant. A fluid under pressure that expels the contents of a container when a valve is opened.

(41) Reactive diluent. A liquid that is a reactive organic compound during application and one in that, through chemical and/or physical reactions, such as polymerization, 20 percent or more of the reactive organic compound becomes an integral part of a finished material.

(42) Retail outlet. Any establishment at which adhesives, sealants and primers are sold, supplied, or offered for sale directly to consumers.

(43) Roadway sealant. Any sealant labeled for application to public streets, highways and other surfaces, including but not limited to curbs, berms, driveways and parking lots. Asphalt-based surface coating is regulated pursuant to Part 241 of this Title.

(44) 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.

(45) Sealant primer. Any product labeled for application to a substrate, prior to the application of a sealant, to enhance the bonding surface.

(46) Sealant. Any material with adhesive properties that is formulated primarily to fill, seal, waterproof or weatherproof gaps or joints between two surfaces. Sealants include sealant primers and caulks.

(47) Sheet-applied rubber installation. The process of applying sheet rubber liners by hand to metal or plastic substrates to protect the underlying substrate from corrosion or abrasion, inclusive of the process of laminating sheet rubber to fabric by hand.

(48) Single-ply roof membrane. A prefabricated single sheet of rubber, normally ethylene-propylenediene terpolymer, that is field applied to a building roof using one layer of membrane material.

(49) Single-ply roof membrane installation and repair adhesive. Any adhesive labeled for use in the installation or repair of single-ply roof membrane. Installation includes, as a minimum, attaching the edge of the membrane to the edge of the roof and applying flashings to vents, pipes and ducts that protrude through the membrane. Repair includes gluing the edges of torn membrane together, attaching a patch over a hole and reapplying flashings to vents, pipes or ducts installed through the membrane.

(50) Single-ply roof membrane adhesive primer. Any primer labeled for use to clean and promote adhesion of the single-ply roof membrane seams or splices prior to bonding.

(51) Single-ply roof membrane sealant. Any sealant labeled for application to single-ply roof membrane.

(52) Solvent. Organic compounds that are used as diluents, thinners, dissolvers, viscosity reducers, cleaning agents or other related uses.

(53) Structural glazing adhesive. Any adhesive labeled to apply glass, ceramic, metal, stone or composite panels to exterior building frames.

(54) Subfloor installation. The installation of subflooring material over floor joists, including the construction of any load bearing joists.

(55) Surface preparation solvent. A solvent used to remove dirt, oil and other contaminants from a substrate prior to the application of a primer, adhesive or sealant.

(56) Thin metal laminating adhesive. Any adhesive labeled for use in bonding multiple layers of metal to metal or metal to plastic in the production of electronic or magnetic components in which the thickness of the bond line(s) is less than 0.25 mils.

(57) Tire repair. A process that includes expanding a hole, tear, fissure or blemish in a tire casing by grinding or gouging, applying adhesive and filling the hole or crevice with rubber.

(58) Tire tread adhesive. Any adhesive labeled for application to the back of precure tread rubber and to the casing and cushion rubber. Tire tread adhesive may also be used to seal buffed tire casings to prevent oxidation while the tire is being prepared for a new tread.

(59) Traffic marking tape. Preformed reflective film labeled for application to public streets, highways and other surfaces, including but not limited to curbs, berms, driveways and parking lots.

(60) Traffic marking tape adhesive primer. Any primer labeled for application to surfaces prior to installation of traffic marking tape.

(61) 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.

§228-2.4 Requirements

(a) VOC content limits. Except as provided in section 228-2.2 of this Subpart, no person shall use, apply, solicit, require the use of, specify the application of, sell, supply, offer for sale, or manufacture for sale in the State of New York any commercial or industrial adhesive, sealant, adhesive primer or sealant primer unless such adhesive, sealant, adhesive primer or sealant primer complies with the applicable VOC content limits specified in table 1 of this subdivision and the applicable requirements of this Subpart. For adhesives applied to the listed substrates, the VOC content limits in table 1 of this subdivision apply as follows:

(1) if an operator uses a commercial or industrial adhesive or sealant subject to a specific VOC content limit for such adhesive or sealant in table 1 of this subdivision, such specific limit is applicable rather than an adhesive-to-listed-substrate limit; and

(2) if an adhesive is used to bond dissimilar substrates together, the applicable substrate category with the highest VOC content shall be the limit for such use.

Table 1. VOC Content Limits for Adhesives, Sealants, Adhesive Primers, Sealant Primers and Adhesives Applied to the Listed Substrates
Adhesive, sealant, adhesive primer or sealant primer category VOC content limit
(grams per liter)
Adhesives
ABS welding 400
Ceramic tile installation 130
Computer diskette jacket manufacturing 850
Contact bond 250
Contact bond -- specialty substrate 250
Cove base installation 150
CPVC welding 490
Indoor floor covering installation 150
Metal to urethane/rubber molding or casting 850
Multipurpose construction 200
Nonmembrane roof installation/repair 300
Other plastic cement welding 510
Outdoor floor covering installation 250
PVC welding 510
Single-ply roof membrane installation/repair 250
Structural glazing 100
Thin metal laminating 780
Tire retread 100
Perimeter bonded sheet vinyl flooring installation 660
Waterproof resorcinol glue 170
Sheet-applied rubber installation 850
Sealants
Architectural 250
Marine deck 760
Nonmembrane roof installation/repair 300
Roadway 250
Single-ply roof membrane 450
Other 420
Adhesive Primers
Automotive glass 700
Plastic cement welding 650
Single-ply roof membrane 250
Traffic marking tape 150
Other 250
Sealant Primers
Non-porous architectural 250
Porous architectural 775
Marine deck 760
Other 750
Adhesives Applied to the Listed Substrate
Flexible vinyl 250
Fiberglass 200
Metal 30
Porous material 120
Rubber 250
Other substrates 250

(b) Surface preparation and cleanup solvents. Except as provided in section 228-2.2 of this Subpart, no person shall use or apply, solicit, require the use of or specify the application of any surface preparation or clean-up solvent within the State of New York if such use or application results in a violation of the provisions of this Subpart. Any person using a surface preparation or cleanup solvent shall:

(1) except as provided in paragraph (2) of this subdivision for single-ply roofing, limit the VOC content of surface preparation solvent used to less than 70 grams per liter;

(2) if a surface preparation solvent is used in applying single-ply roofing, the composite vapor pressure, excluding water and exempt compounds, of the surface preparation solvent used, shall not exceed 45 mm Hg at 20° C;

(3) except as provided in paragraph (4) of this subdivision, limit the composite vapor pressure of a cleanup solvent to less than 45 mm Hg at 20° C; and

(4) perform the removal of a commercial or industrial adhesive, sealant, adhesive primer or sealant primer from the parts of spray application equipment as follows:

(i) in an enclosed cleaning system, or equivalent cleaning system as determined by the test method identified in section 228-2.6(h) of this Subpart;

(ii) using a solvent with a VOC content less than or equal to 70 grams of VOC per liter of material; and

(iii) parts containing dried adhesive may be soaked in a solvent if the composite vapor pressure of the solvent, excluding water and exempt compounds, is less than or equal to 9.5 mm Hg at 20° C and the parts and solvent are in a closed container that remains closed except when adding parts to or removing parts from the container.

(c) Emission control equipment. As an alternative to utilizing materials that comply with the VOC content limits in subdivision (a) of this section, a person may achieve compliance by using add-on air pollution control equipment if such equipment meets the following requirements:

(1) the VOC emissions from the use of all adhesives, sealants, adhesive primers or sealant primers subject to this Subpart are reduced by an overall capture and control efficiency of at least 85 percent, by weight;

(2) the combustion temperature is monitored continuously if a thermal oxidizer is operated;

(3) inlet and exhaust gas temperatures are monitored continuously if a catalytic oxidizer is operated;

(4) control device efficiency is monitored continuously if a carbon absorber or control device other than a thermal or catalytic oxidizer is operated; and

(5) operation records sufficient to demonstrate compliance with the requirements of this subdivision are maintained as required by section 228-2.5 of this Subpart.

(d) Work practices. Work practices shall be employed at facilities where the total actual VOC emissions from all industrial adhesive application processes, including related cleaning activities, equal or exceed three tons in a 12-month rolling period, before consideration of emission control equipment. Work practices shall include:

(1) the following types of application equipment, with the use of low-VOC adhesives or adhesive primers: electrostatic spray; HVLP spray; flow coat; roll coat or hand application, including non-spray application methods similar to hand or mechanically powered caulking gun, brush, or direct hand application; dip coat (including electrodeposition); airless spray; air-assisted airless spray; any other adhesive application method, subject to department approval, capable of achieving a transfer efficiency equivalent to or better than that achieved by HVLP spraying;

(2) the following work practices for storage, mixing operations, and handling operations for adhesives, thinners, and adhesive-related waste materials that:

(i) store all VOC-containing adhesives, adhesive primers, and process related waste materials in closed containers;

(ii) ensure that mixing and storage containers used for VOC-containing adhesives, adhesive primers, and process related waste materials are kept closed at all times except when depositing or removing these materials;

(iii) minimize spills of VOC-containing adhesives, adhesive primers, and process related waste materials; and

(iv) convey VOC-containing adhesives, adhesive primers, and process related waste materials from one location to another in closed containers or pipes.

(3) the following work practices to reduce VOC emissions from cleaning materials used in industrial adhesive application processes that:

(i) store all VOC-containing cleaning materials and used shop towels in closed containers;

(ii) ensure that storage containers used for VOC-containing materials are kept closed at all times except when depositing or removing these materials;

(iii) minimize spills of VOC-containing cleaning materials;

(iv) convey VOC-containing cleaning materials from one location to another in closed containers or pipes; and

(v) minimize VOC emission from cleaning of application, storage, mixing, and conveying equipment by ensuring that equipment cleaning is performed without atomizing the cleaning solvent and all spent solvent is captured in closed containers.

(e) Process-specific RACT demonstrations.

(1) The department may allow industrial adhesive application processes to operate with a lesser degree of control than is required by subdivisions (a), (b) and (c) of this section, provided the applicant makes a process specific reasonably available control technology (RACT) demonstration to the satisfaction of the department. Such process-specific RACT demonstrations must address the technical and economic feasibility of:

(i) utilizing compliant adhesives, sealants and coatings;

(ii) utilizing demonstrated and proven emission control technologies which would achieve the required overall removal efficiency determined pursuant to subdivision(c) of this section;

(iii) utilizing demonstrated and proven emission control technologies which would achieve a level of overall removal efficiency less than the required level determined pursuant to subdivision (c) of this section; and

(iv) utilizing demonstrated and proven production modification methods which would result in real, documented, and enforceable reductions in the VOC emissions from the process.

(2) Department approved process-specific RACT demonstrations under this subdivision shall be submitted to the EPA administrator for approval as State Implementation Plan revisions.

§228-2.5 Administrative requirements

(a) Each owner or operator of an emission source where a product subject to a VOC content limit in section 228-2.4(a) of this Subpart is used shall maintain records demonstrating compliance with the VOC content limits of this Subpart, including, but not limited to, the following information:

(1) a list of each commercial and industrial adhesive, sealant, adhesive primer, sealant primer cleanup solvent and surface preparation solvent in use and in storage at the facility;

(2) identification of each product by product name and description;

(3) the VOC content of each product as supplied;

(4) the mix ratio of any catalysts, reducers or other components used;

(5) the final VOC content or vapor pressure, as applied; and

(6) the monthly volume of each commercial or industrial adhesive, sealant, adhesive primer, sealant primer, cleanup or surface preparation solvent used at the facility.

(b) Any owner or operator of an emission source that complies with the VOC content limits in section 228-2.4(a) of this Subpart through the use of add-on air pollution control equipment shall record the key operating parameters for the control equipment, including but not limited to, the following information:

(1) the volume used per day of each adhesive, sealant, adhesive primer, sealant primer or solvent listed in table 1 of section 228-2.4(a) of this Subpart;

(2) on a daily basis, the combustion temperature, inlet and exhaust gas temperatures and control device efficiency, as appropriate, pursuant to section 228-2.4(c) of this Subpart;

(3) daily hours of operation; and

(4) all maintenance performed including the date and type of maintenance.

(c) All records made to determine compliance with this Subpart shall be maintained for five years from the date such record is created and shall be made available to the department within 90 days of a request.

(d) For adhesives, sealants, adhesive primers and sealant primers subject to the laboratory testing exemption pursuant to section 228-2.2(a)(1) of this Subpart, the person conducting the testing shall make and maintain records of all such materials used, including, but not limited to, the product name, the product category of the material or type of application and the VOC content of each material.

§228-2.6 Compliance procedures and test methods

(a) Except as provided in sections 228-2.2, 228-2.4 and 228-2.5 of this Subpart, the VOC and solids content of all non-aerosol adhesives, adhesive primers and cleanup solvents shall be determined using U.S. EPA Reference Method 24, as identified in 40 CFR 60, appendix A, or SCAQMD Method 304-91.

(b) The organic content of exempt organic compounds shall be determined using ASTM D4457-02.

(c) The VOC content of any plastic welding cement adhesive or primer shall be determined using SCAQMD Method 316A-92.

(d) To determine if a diluent is a reactive diluent, the percent of the reactive organic compound that becomes an integral part of the finished materials shall be determined using SCAQMD Method 316A-92.

(e) The composite vapor pressure of organic compounds in cleaning materials shall be determined by quantifying the amount of each compound in the blend using gas chromatographic analysis ASTM E 260-96 (2006) for organics and ASTM D3792-05 for water content, as applicable, and the following equation:

Ppc equals [n over sigma i=1 (Wi)(Vpi)/Mwi]/[(Ww/Mww) plus n over sigma i=1 (We/Mwe) plus n over sigma i=1 (Wi/Mwi)]

Where:

Ppc = VOC composite partial pressure at 20° 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 3792-05.

We = Weight of the "i"th exempt compound, in grams, as determined by ASTM E 260-96.

Mwi = Molecular weight of the "i"th VOC compound, in grams per g-mole, as given in chemical reference literature.

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

Mwe = Molecular weight of the "i"th exempt compound, in grams per g-mole, as given in chemical reference literature.

Vpi = Vapor pressure of the "i"th VOC compound at 20° C, in mm Hg, as determined by subdivision (f) of this section.

(f) The vapor pressure of each single component compound may be determined from ASTM D2879-97 or may be obtained from a source approved by SCAQMD, other California air districts, or the department.

(g) If air pollution control equipment is used to meet the requirements of this Subpart, the owner or operator shall make the following determinations:

(1) the measurement of capture efficiency shall be conducted and reported in accordance with the EPA Technical Document Guidelines for Determining Capture Efficiency, issued January 9, 1995; and

(2) the control efficiency shall be determined in accordance with U.S. EPA Reference Methods 25, 25A, and 25B found at 40 CFR part 60 appendix A, and CARB Method 100.

(h) The active and passive solvent losses from spray gun cleaning systems shall be determined using SCAQMD's 'General Test Method for Determining Solvent Losses from Spray Gun Cleaning Systems', dated October 3, 1989. The test solvent for this determination shall be any lacquer thinner with a minimum vapor pressure of 105 mm of Hg at 20° C, and the minimum test temperature shall be 15° C.

(i) For adhesives that do not contain reactive diluents, grams of VOC per liter of adhesive, less water and exempt compounds, shall be calculated according to the following equation:

Grams of VOC per liter of adhesive equals Ws minus Ww minus We over VM minus Vw minus VE

Where:

Ws = weight of volatile compounds, in grams.

Ww = weight of water, in grams.

We = weight of exempt compounds, in grams.

Vm = volume of material, in liters.

Vw = volume of water, in liters.

Ve = volume of exempt compounds, in liters.

(j) For adhesives that contain reactive diluents, the VOC content of the adhesive is determined after curing. The grams of VOC per liter of adhesive, less water and exempt compounds, shall be calculated according to the following equation:

Grams of VOC per liter of adhesive equals Wrs minus Wrw minus Wre over Vrm minus Vrw minus Vre

Where:

Wrs = weight of volatile compounds not consumed during curing, in grams.

Wrw = weight of water not consumed during curing, in grams.

Wre = weight of exempt compounds not consumed during curing, in grams.

Vrm = volume of material not consumed during curing, in liters.

Vrw = volume of water not consumed during curing, in liters.

Vre = volume of exempt compounds not consumed during curing, in liters.

(k) Grams of VOC per liter of material shall be calculated according to the following equation:

Grams of VOC per liter of materials equals Ws minus Ww minus We over Vm

Where:

Ws = weight of volatile compounds, in grams.

Ww = weight of water, in grams.

We = weight of exempt compounds, in grams.

Vm = volume of material, in liters.

(l) Percent VOC by weight shall be calculated according to the following equation:

% VOC by weight = [(Wv / W)] x 100

Where:

Wv = weight of VOCs in grams.

W = weight of material in grams.

§228-2.7 Container labeling

(a) Each manufacturer of a commercial or industrial adhesive, sealant, adhesive primer or sealant primer subject to a VOC content limit in section 228-2.4(a) of this Subpart shall display the following information on the container or label for such adhesive, sealant, adhesive primer or sealant primer:

(1) a statement of the manufacturer's recommendation regarding thinning, reducing or mixing, provided:

(i) a statement is not required for thinning, reducing or mixing with water; and

(ii) if thinning prior to use is not necessary, the recommendation shall specify that the product is to be applied as supplied;

(2) the maximum or the actual VOC content as supplied, displayed in grams of VOC per liter of product; and

(3) the maximum or the actual VOC content as applied in accordance with the manufacturer's recommendation regarding thinning, reducing or mixing, displayed in grams of VOC per liter of applied product.

(b) The VOC content of a commercial or industrial adhesive, sealant, adhesive primer or sealant primer shall be calculated using the manufacturer's formulation data or determined using the calculations, procedures and test methods in section 228-2.6 of this Subpart.

(c) Any person applying a commercial or industrial adhesive, sealant, adhesive primer or sealant primer subject to a VOC content limit in section 228-2.4(a) of this Subpart may rely on the manufacturer's representation on the container or label, if such product is applied as recommended for a use specified on the container or label.