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R507A

Purity: ≥99.9%
Water: ≤10ppm
Acidity: ≤0.1ppm
Vapor Residue: ≤100ppm

R507A Refrigerant gas, alias R-507A.In line with the standards of the US environmental organizations EPA, SNAP and UL, in line with the American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE) A1 safety grade category (this is the highest level, no harm to human body).