GB/T 5549-1990

Surface active agents—Determination of surface tension by drawing up liquid films

NORMA vydaná dňa 18.12.1990

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The information about the standard:

Designation standards: GB/T 5549-1990
Note: NEPLATNÁ
Publication date standards: 18.12.1990
Country: Chinese technical standard
Kategória: Technické normy GB