GB/T 5686.4-2022

Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal—Determination of phosphorus content—Molybdenum blue spectrophotometric method and bismuth phosphomolybdate blue spectrophotometric method

NORMA vydaná dňa 12.10.2022

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The information about the standard:

Designation standards: GB/T 5686.4-2022
Publication date standards: 12.10.2022
Country: Chinese technical standard
Kategória: Technické normy GB