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I.S. EN ISO 1598:1999
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CELLULOSE ACETATE - DETERMINATION OF INSOLUBLE PARTICLES
12-01-2013
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Defines a procedure for determining the number of visible particles (including black dirt and contamination) of cellulose acetate insoluble in a mixture of dimethylphthalate, dichloromethane and methanol, which are equal to or in excess of 0.15 mm. Intended for cellulose acetate with an acetic acid yield in excess of 50%, which contains no additives affecting the result of the test.
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