GB/T 4700.4-1998

Methods for chemical analysis of calcium-silicon—The phosphomolybdenum blue photometric method for the determination of phosphorus content

NORMA vydaná dňa 7.12.1998

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The information about the standard:

Designation standards: GB/T 4700.4-1998
Note: NEPLATNÁ
Publication date standards: 7.12.1998
Country: Chinese technical standard
Kategória: Technické normy GB