Abstract
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.
General information
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Status: PublishedPublication date: 1990-09Stage: Close of review [90.60]
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Edition: 2Number of pages: 3
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Technical Committee :ISO/TC 61/SC 9ICS :83.080.20
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Life cycle
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Previously
WithdrawnISO 1598:1975
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Now