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CGA Grade E (G7.1 2018)

Region: United States

Application: high pressure breathing air, recreational diving, SCUBA
Analytes included:
Oxygen (O2). 20-22%
Carbon Dioxide (CO2). 0-1000ppm
Carbon Monoxide (CO). 0-10ppm.
THC as Methane (CH4). 0-25ppm.
Water Vapor (H2O). 0-24ppm. See note below
Water Dew-point (H2O). Minimum of -65OF. See note below
Oil & Particles. Maximum of 5mg/m3
Odor. No objectionable odor


NOTE: the standard no longer calls out a moisture analyte, however we DO test for it.


Single Test LS-901170
Semi-Annual Tests LS-901171
Quarterly Tests LS-901172
Monthly Tests LS-901173