MIL-PRF-27210J
TABLE I. Constituent concentrations
Maximum concentration in parts per million (by volume)
Constituent
Type I
Type II
Carbon Dioxide (CO2)
10
5
Methane (CH4)
50
25
Acetylene (C2H2)
0.1
0.05
Ethylene (C2H4)
0.4
0.2
Ethane (C2H6) and other hydrocarbons as
6
3
ethane equivalents
Nitrous Oxide (N2O)
4
2
1
Refrigerants and Similar Solvents :
2
1
Hydrochlorofluorocarbons (HCFC)
Hydrofluoroethers (HFE)
Chlorofluorocarbons (CFC)
Other Solvents: Trichloroethylene, n-Propyl
0.2
0.1
Bromide, Trichloroethane, Carbon
Tetrachloride, Perchloroethylene,
Dichloromethane, Perfluoro-n-Butyl-Iodine
(PFBI)
2
Other Compounds : (each discernible from
0.2
0.1
background noise on infrared
spectrophotometer or gas chromatograph)
Note 1: Examples of Refrigerants and Similar Solvents include, but are not limited to the following
compounds: HCFC: HCFC-225 (all isomers), HCFC-141b, HFE: HFE-7100, CFC: Freons
Note 2: Examples of Other Compounds include, but are not limited to, Carbon Monoxide (CO) and Sulfur
Hexafluoride (SF6)
4. VERIFICATION
4.1 Classification of inspections. A cross reference between the individual inspections and test
methods is provided in Table II. The inspection requirements specified herein are classified as follows:
a.
First article inspection (see 4.2).
b.
Periodic inspection (see 4.2).
c.
Quality conformance inspection (see 4.2).
4
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