GB/T 223.52-1987

Methods for chemical analysis of ironsteel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content

STANDARD published on 12.5.1987

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The information about the standard:

Designation standards: GB/T 223.52-1987
Publication date standards: 12.5.1987
Country: Chinese technical standard
Category: Technical standards GB