90.20 Standard under periodical review Apr 15, 2024
ISO
ISO/TC 61/SC 9 Thermoplastic materials
International Standard
83.080.20 Thermoplastic materials
Published
The determination method applies to plasticized cellulose acetate in any form, such as moulding material, sheet, manufactured articles. Conversion of the plastizised sample to a film, prepared by dissolving and casting, and subsequent extraction by ethylether in a Soxhlet apparatus. Removal of the ether by heating under vacuum and weighing the residual matter.
PUBLISHED
ISO 1875:1982
90.20
Standard under periodical review
Apr 15, 2024
ABANDON
ISO/CD 1875