GB/T 4920-1985

Determination of sulphuric acidmist in tail gas in sulphuric acid concentration process--Barium chromate colorimetric method

NORMA vydaná dňa 18.1.1985

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The information about the standard:

Designation standards: GB/T 4920-1985
Publication date standards: 18.1.1985
Country: Chinese technical standard
Kategória: Technické normy GB