GB/T 223.42-1985

Methods for chemical analysis of ironsteel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent

STANDARD published on 18.7.1985

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The information about the standard:

Designation standards: GB/T 223.42-1985
Publication date standards: 18.7.1985
Country: Chinese technical standard
Category: Technical standards GB