Code of Federal Regulations (Last Updated: May 6, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 82 - Protection of Stratospheric Ozone |
Subpart F - Recycling and Emissions Reduction |
Appendix A1 to Subpart F of Part 82 - Generic Maximum Contaminant Levels
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Appendix A1 to Subpart F of Part 82 - Generic Maximum Contaminant Levels
Contaminant Reporting units Air and Other Non-condensables 1.5% by volume @ 25 °C (N/A for refrigerants used in low-pressure appliances1). Water 10 ppm by weight 20 ppm by weight (for refrigerants used in low-pressure appliances1). Other Impurities Including Refrigerant 0.50% by weight. High boiling residue 0.01% by volume. Particulates/solids visually clean to pass. Acidity 1.0 ppm by weight. Chlorides (chloride level for pass/fail is 3ppm) No visible turbidity. Blend Compositions (Where Applicable)
Nominal
composition
(by weight%)Allowable
composition
(by weight%)Component constitutes 25% or more ±2.0 Component constitutes less than 25% but greater than 10% ±1.0 Component constitutes less than or equal to 10% ±0.5 [69 FR 11988, Mar. 12, 2004]