This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
Specifies a test method for determinig the number of insoluble and visible particles including all impurties and foreign particles in cellulose acetate. A test portion is dissolved in a mixture of dichloromethane, methanol and dimethylphthalate. Counting of all visible particles with a diameter greater than 0,15 mm in a square area with a side length of 25 mm.
Status : PublishedPublication date : 1990-09
Edition : 2Number of pages : 3
Technical Committee:Thermoplastic materials
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