GB/T 12148-1989

Analysis ofwater used in boiler and cooling system--Determination of total silicon--Photometric method by conversion with hydrofluoric acid for low silicon

NORMA vydaná dňa 29.12.1989

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The information about the standard:

Designation standards: GB/T 12148-1989
Note: NEPLATNÁ
Publication date standards: 29.12.1989
Country: Chinese technical standard
Kategória: Technické normy GB