ASTM D 523 – 89 International standard

Standard Test Method for Specular Gloss1

This fashionable is issued beneath the fixed designation d 523; the number without delay following the designation indicates the 12 months of original adoption or, in the case of revision, the yr of ultimate revision. A number of in parentheses shows the yr of ultimate reapproval. A superscript epsilon (e) indicates an editorial alternate for the reason that closing revision or reapproval.
This popular has been approved for use via organizations of the branch of defense.

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You can also get ASTM D 522 – 93a International standard

 

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