BS 4258-2:1968
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy
09-29-1989
English
01-31-1968
Spectrophotometric determination using 2,2′-bipyridyl; acids containing polyphosphoric acid treated as a special case.
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