GB/T 37629-2019 Translated English of Chinese Standard. (GBT 37629-2019, GB/T37629-2019, GBT37629-2019): Textiles - Quantitative Chemical Analysis - Mixtures of Acrylic with Certain Other Fibers (Method Using Formic Acid and Zinc Chloride)

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https://www.chinesestandard.net, Sep 14, 2019 - Technology & Engineering - 6 pages
This Standard specifies the method for determining the fiber content in the mixtures of polyacrylonitrile fiber with certain other fibers after removing the non-fibrous materials by the formic acid/zinc chloride method. This Standard is applicable to the binary mixtures of polyacrylonitrile fiber with wool, other animal fur fibers, cotton, linen, ramie and polyester fibers.
 

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Contents

Foreword
3
Scope
4
Reagents
5
Calculation and Expression of Results
6

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