40 CFR § 751.603

40 CFR · Protection of Environment

§ 751.603 — Definitions.

40 CFR § 751.603

TitleTitle 40: Protection of Environment PartPart 751: Regulation of Certain Chemical Substances and Mixtures Under Section 6 of the Toxic Substances Control Act

SourceeCFR (current through Apr 16, 2026)

This text of 40 C.F.R. § 751.603 (Definitions.) is published on Counsel Stack Legal Research, covering United States primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

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40 C.F.R. § 751.603 (2026).

Text

§ 751.603 Definitions.
The definitions in Subpart A of part 751 apply to this Subpart unless otherwise specified in this section. In addition, the following definitions apply to this Subpart:

3rd generation machine means a dry-to-dry machine with a refrigerated condenser, as those terms are defined in 40 CFR part 63, subpart M.

4th or 5th generation machine means a dry-to-dry machine with a carbon adsorber and refrigerated condenser, as those terms are defined in 40 CFR part 63, subpart M.

Distribute in commerce has the same meaning as in section 3 of the Act, except that the term does not include retailers for purposes of §§ 751.613 and 751.615.

ECEL has the same meaning as in § 751.5 and, for PCE, is an airborne concentration of PCE of 0.14 part per million (ppm).

ECEL action level

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§ 751.603 Definitions.

The definitions in Subpart A of part 751 apply to this Subpart unless otherwise specified in this section. In addition, the following definitions apply to this Subpart:

3rd generation machine means a dry-to-dry machine with a refrigerated condenser, as those terms are defined in 40 CFR part 63, subpart M.

4th or 5th generation machine means a dry-to-dry machine with a carbon adsorber and refrigerated condenser, as those terms are defined in 40 CFR part 63, subpart M.

Distribute in commerce has the same meaning as in section 3 of the Act, except that the term does not include retailers for purposes of §§ 751.613 and 751.615.

ECEL has the same meaning as in § 751.5 and, for PCE, is an airborne concentration of PCE of 0.14 part per million (ppm).

ECEL action level means a concentration of airborne PCE of 0.10 part per million (ppm) calculated as an eight (8)-hour time-weighted average (TWA).

Energized electrical cleaner means a product that meets both of the following criteria: (1) the product is labeled to clean and/or degrease electrical equipment, where cleaning and/or degreasing is accomplished when electrical current exists, or when there is a residual electrical potential from a component, such as a capacitor; and (2) the product label clearly displays the statements: “Energized Equipment use only. Not to be used for motorized vehicle maintenance, or their parts.”