BS 2782-4:Method 480A:1991被替代
Methods Of Testing Plastics - Chemical Properties - Determination Of Insoluble Particles In Cellulose Acetate
出版：British Standards Institution
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基本信息
标准编号： BS 2782-4:Method 480A:1991
发布时间：1991/9/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：6
标准简介
Gives a method for the determining number of visible particles (including all kinds of contamination and black dirt) in cellulose acetate which are insoluble in a mixture of dimethylphthalate, dichloromethane and methanol, and are of size 0,15mm or larger. Suitable for the acetate having an acetic acid yield above 50% and containing no additives which affect the test results.BS AMD 10721 RENUMBERS STANDARD
标准备注
© British Standards Institution 2013
Renumbered and superseded by BS EN ISO 1598.
(09/2005)
替代本标准的新标准
等同采用的国际标准
ISO 1598:1990 - Identical
