60.60 Standard published Jun 23, 1999
CEN
CEN/TC 249 Plastics
European Norm
83.080.01 Plastics in general
Published
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.
PUBLISHED
EN ISO 1598:1999
60.60
Standard published
Jun 23, 1999