ASTM B 561 : 1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SPECIFICATION FOR REFINED PLATINUM
05-10-2015
01-01-2012
This specification covers refined platinum as sponge, cast bar, and wrought forms in two grades as follows: Grade 99.95 and Grade 99.99.
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