8.0 Handling, Storage, and Disposal of Volatile Organic Compounds (VOCs)

(2010 revision, draft 2)

11/2911994 mm/dd/2010

8.1 Except as provided for in 8.3, the requirements of8.0 of this regulation apply to: any

facility that is subject to any of the requirements of 10.0 through 50.0 of this regulation. and any

facility that emits at least 6.8 kg/day (15 Ib/day) ofVOC before consideration of controls.

8.2 Definitions

"Cleanup solvent" means a VOC-containing material used to remove anv looselv held

uncured (i.e., not dry to the touch) adhesive or sealant that is subject to 4.0 of7 DE

Admin Code 1141 fi'om a substrate, or to clean equipment used in applving an adhesive

or sealant subject to 4.0 of 7 DE Admin Code 1141.

"Electrical and electronic components" means components and assemblies of

components that generate, convert, transmit, or modify electrical energy. Electrical and

electronic components include, but are not limited to, wires, windings, stators, rotors,

magnets, contacts, relays, printed circuit boards, printed wire assemblies, wiring boards,

integrated circuits, resistors, capacitors and transistors. Cabinets in which electrical and

electronic components are housed are not considered electrical and electronic

components.

"Flushing" means pumping a solvent from a reservoir through a pipe or hose or through

equipment (e.g., pipes, hoses, tanks) to remove contaminants or residue.

"Hand-wiping" means a method of cleaning a surface by physically rubbing it with a

material such as a rag, paper, sponge or a cotton swab moistened with a solvent.

"Medical device" means an instrument, apparatus, implement, machine, contrivance,

implant, in vitro reagent or other similar article, including any component or accessory

that is, (i) intended for use in the diagnosis of disease or other conditions, or in the cure,

mitigation, treatment, or prevention of diseases, or Oi) is intended to affect the structure

or any function of the body, or (iii) is defined in the National Formulary or the United

States Pharmacopoeia or any supplement to it.

"Non-manufacturing area cleaning" means the cleaning of cafeterias, laboratories. pilot

facilities. restrooms, office buildings, etc.

"Medical Device and Pharmaceutical Manufacturing" means Medical devices;

pharmaceutical products: and associated manufacturing and product handling equipment

and material, work surfaces, maintenance tools and room surfaces that are subject to US

FDA current Good ManufacturinglLaboratory Practice, or CDCINIH guidelines for

biological disinfection of surfaces.

Pharmaceutical product means a preparation or compound, which includes any drug,

analgesic, decongestant, antihistamine, cough suppressant, vitamin, mineral or herb

supplement intended for human or animal consumption and used to cure, mitigate or treat

disease or improve or enhance health .

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"Precision optics" means the optical elements used in electro-optical devices that are

designed to sense, detect, or transmit light energy, including specific wavelengths of light

energy and changes of light energy levels.

"Solvent Cleaning Operation" means the removal of uncured adhesives, inks, coatings, or

contaminants including dirt, soil, and grease from parts, products, tools, machinery,

equipment, and general work areas. Solvent cleaning operations include hand-wiping.

surface preparation. flushing and the cleaning of spray guns/cleaning of equipment used

to spray coatings, adhesives, etc.

"Stripping" means the removal of cured coatings, cured inks, or cured adhesives.

"Surface preparation" means the removal of contaminants such as dust, soil, oil, grease,

etc., prior to coating, adhesive, or ink applications.

"Surface preparation solvent" means a solvent used to remove dirt. oil and other

contaminants from a substrate prior to the application of a primer, adhesive or sealant

that is subject to 4.0 of7 DE Admin Code 1141.

8.3 Exemptions.

8.3.1 The requirements of 8.0 this regulation do not apply to any equipment or

operation that is specifically subject to the emission limitations of 10.0, 11.0 or

38.0 of this regulation; or to any piece of equipment that is specifically subject to

the requirements of33.0 of this regulation.

8.3.2 Existing sources affected by 8.0 ofthis regulation shall comply with the

provisions of 8.0 of this regulation on and after (insert the effective date), except

for the requirements of8.5 of this regulation. Existing sources affected by 8.5 of

this regulation shall comply with the requirements of 8.5 of this regulation

beginning as soon as practical, but no later than (insert one year after the effective

date). New, modified, or reconstructed sources affected by 8.0 ofthis regulation

shall comply with the provisions of8.0 of this regulation on and after startup.

8.3.3 The requirements of 8.5 of this regulation shall not apply to any facility subject to

47.0 of this regulation, or to:

8.3.3.1 The surface preparation or cleaning of electrical and electronic

components;

8.3.3.2 The surface preparation or cleaning of precision optics;

8.3.3.3 The surface preparation or cleaning of numismatic dies;

8.3.3.4 Stripping of cured inks, coatings, and adhesives;

8.3.3.5 The cleaning of resin, coating, ink, and adhesive mixing, molding, and

application equipment;

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8.3.3.6 Surface preparation associated with research and development activities;

8.3.3.7 Surface preparation associated with medical device and pharmaceutical

manufacturing;

8.3.3.8 Cleaning associated with performance or quality assurance testing of

coatings, inks, or adhesives involved;

8.3.3.9 Non-manufacturing area cleaning, and

8.3.3.10 The use of any surface preparation solvent or cleanup solvent subject to

4.0 of7 DE Admin Code 1141.

8.4 Work Practice Standards.

8.M.l No owner or operator of a facility subject to 8.4 of this regulation may cause,

allow, or permit the disposal of more than five kilograms (kg) (11 pounds [lb]) of

any VOC, or of any materials containing more than five kg (11 lb) of any YOCs,

at that facility in anyone day in a manner that would permit the evaporation of

VOC into the ambient air. This provision does not apply to:

8.+4.1. t Any YOC or material containing VOC emitted from a regulated entity that

is subject to a YOC standard under this regulation.

8.+4.1.2 Coating sources that are exempt from the emission limitations of 10.0

through 23.0 ofthis regulation.

8.+4.1.3 Waste paint (sludge) handling systems, water treatment systems, and other

similar operations at coating facilities using complying coatings.

8.+4.1.4 Any VOC or material containing VOCs used during process maintenance

turnarounds for cleaning purposes, provided that the provisions of 8.4.3,

8.4.4,. aOO--8.4.5and 8.4.6 of this regulation are followed.

8.+4.2 The requirements of8.M.1 of this regulation includes, but is not limited to, the

disposal of YOC from VOC control devices.

8.+4.3 No owner or operator ofa facility subject to 8.4 of this regulation shall use open

containers for the storage or disposal of cloth or paper impregnated with VOCs

that are used for surface preparation, cleanup, or coating reffiOyal. Containers for

the storage or disposal of cloth or paper impregnated with YOCs shall be kept

closed, except when adding or removing material.

8.+4.4 No owner or operator of a facility subject to 8.4 of this regulation shall store in

open containers spent or fresh VOC or YOC containing material to be used for

surface preparation, cleanup or coating removal. Containers for the storage of

spent or fresh VOCs or VOC containing material shall be kept closed, except

when adding or removing material.

8.M.5 No owner or operator of a facility subject to 8.4 of this regulation shall use YOC

for the cleanup of spray equipment unless one or more of the following methods

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are equipment is used to collect the cleaning compounds and to minimize their

evaporation to the atmosphere.

8.4.5.1 Use of an enclosed spray gun cleaning system that is kept closed

when not in use.

8.4.5.2 Non-atomized discharge of solvent into a waste container that is

kept closed when not in use.

8.4.5.3 Disassembly of the spray gun and cleaning in a vat that is kept

closed when not in use.

8.4.5.4 Atomized spray into a waste container that is fitted with a device

that captures atomized solvent emissions.

8.4.5.5 Anv alternative technique that has been demonstrated to, and

accepted by the Department as producing emissions that are equal

to or less than the emissions from the techniques specified in

8.4.5.1 through 8.4.5.4 of this regulation. Emissions from any

alternative technique shall be demonstrated pursuant to test

protocols that are approved in advance by the Department.

8.4.6 Any owner or operator of a facilitv subject to 8.4 of this regulation shall handle

and transfer all fresh and spent cleaning solvent and other VOC-containing

material to or from anv container, tank, vat, vessel. or piping system, etc. in such

a manner that minimizes losses.

8.5 Control Requirements. No owner or operator of a facility subject to 8.5 of this regulation

shall use any liquid VOC containing material for any solvent cleaning operation that does

not meet one of the requirements of8.5.1 through 8.5.3.

8.5.1 The VOC content is equal to or less than 50 grams VOC per liter (0.42 Ib/gal), as

applied, or

8.5.2 The VOC composite vapor pressure is equal to or less than 8 millimeters of

mercury (mmHg) at 20 degrees Celsius, as applied, or

8.5.3 The emissions of that material are controlled by an emission control system that:

8.5.3.1 Achieves an overall control efficiency of equal to or greater than 85

percent, by weight, or

8.5.3.2 Maintains a maximum outlet total organic carbon concentration of 20

parts per million by volume (ppmv) as carbon (Cl) on a dry basis.

8.6 Test Methods and Procedures.

8.6.1 Any owner or operator subject to 8.5.1 of this regulation shall determine the VOC

content of each cleaning solution using the test methods and procedures specified

in Appendix A and Appendix B of this regulation, or using the manufacturer's

product formulation data, and the following equation:

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vOC Content (in grams per liter of material) = (WoS-.Ww -.Wes)N ill

Where:

Ws = Weight of volatile compounds in grams(g);

Ww = Weight of water, in g;

Wes = Weight of exempt compounds in g;

Ym = Volume of material in liters

8.6.2 Any owner or operator subject to 8.5.2 of this regulation shall determine the VOC

composite vapor pressure of each cleaning solution using the test methods and

procedures specified in Appendix A and Appendix B of this regulation, or using

the manufacturer's product formulation data, and the following equation:

(Wj)(VPI)

PPc""t MWj n

;,1 W", W. ~ W,

--+--+L.--

MW", MW.. ,MW1

Where:

Wj = Weight ofthe ithVOC compound, in grams (g);

Ww = Weight of water, in g;

___ W!..=!..,Weight e of exempt compound, in g;

MWi = Molecular weight ofthe ithVOC compound, in grams per gram-mole

MWw = Molecular weight of water, in grams per gram-mole

___ M~W,"=,-,eMolecular weight of exempt compound, in grams per gram-mole;

PPc = VOC composite partial pressure at 20DC, in mmHg

VPj = Vapor pressure of the i

thVOC compound at 20DC, in mmHg

8.6.3 Any owner or operator subject to 8.5.3 of this regulation shall conduct an initial

test to demonstrate the efficiency of each emission control system using the

applicable test methods and procedures specified in Appendix A through

Appendix E of this regulation. The cleaning operation shall operate at maximum

operating conditions and flow rates during any emission testing.

8.7. Recordkeeping. Any owner or operator subject to 8.5 of this regulation shall maintain all of

the information necessary for the Department to determine compliance with the applicable

requirements of Section 8.5 of this regulation. Such information shall be made available to

the Department upon verbal or written request, and shall be maintained for a minimum of

five years from the date such record is created. Information sufficient to determine

compliance shall include, but is not limited to the following:

8.7.l Name and quantity of each cleaning solvent used,

8.7.2 VOC content or vapor pressure of each cleaning solvent, as applied,

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8.7.3 Material Safety Data Sheets for all cleaning solvents used,

8.7.4 Documentation of air pollution control equipment efficiency or capture

efficiency, if applicable,

8.7.5 Date and type of maintenance performed on air pollution control or capture

equipment, if applicable, and

8.7.6 Quantity of non-compliant solvent used, in gallons, for each day, each week,

and calendar year.

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