GB/T 12009.4-1989

Polymethylene polyphenyl isocyanate—Determination of isocyanate content

STANDARD published on 25.12.1989

English, Chinese -
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The information about the standard:

Designation standards: GB/T 12009.4-1989
Note: WITHDRAWN
Publication date standards: 25.12.1989
Country: Chinese technical standard
Category: Technical standards GB