ASTM D 7122 : 2017 : REDLINE
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Specification for HCFC Blend B (CF3CCl2H, Ar, and CF4)
02-07-2021
English
01-02-2017
CONTAINED IN VOL. 15.05, 2017 Specifies requirements for HCFC Blend B as a fire-fighting medium.
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