DEF 128 : AMD 1
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PAPER FILTER
12-03-1999
12-01-2013
Specification for filter paper suitable for manufacture of humidity indicator papers. Details for the determination of pH chlorides and sulphides matter soluble in ether, bursting strength are given in appendix.
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