ASTM D1622
Standard Test Method for Apparent Density of Rigid Cellular Plastics
Published by ASTM International (ASTM)
The CFR incorporates ASTM D1622 by reference, which makes the edition it names part of the regulation. The CFR requires the edition it names, which may not be the newest. To enforce any other edition, the agency must publish the change in the Federal Register.
The edition the CFR requires
ASTM D1622-93
As the CFR lists it: “ASTM D 1622-93, Standard Test Method for Apparent Density of Rigid Cellular Plastics”
- Listed in 33 CFR 183.5; required by33 CFR 183.516 ↗
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