GB/T 223.66-1989

Methods for chemical analysis of ironsteel and alloy--The thiocyanate chlorpromazine hydrochloride--chloro form extraction photometric method for the determination of tungsten content

NORMA vydaná dňa 31.3.1989

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The information about the standard:

Designation standards: GB/T 223.66-1989
Publication date standards: 31.3.1989
Country: Chinese technical standard
Kategória: Technické normy GB