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ISO 3451-5:1989

Plastics — Determination of ash — Part 5: Poly(vinyl chloride)

Sep 7, 1989
95.99   Withdrawal of Standard   Aug 22, 2002

General information

95.99     Aug 22, 2002

ISO

ISO/TC 61/SC 5

International Standard

83.080.20  

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Scope

Specifies two methods for the determination of the ash of poly(vinylchloride): method A: direct calcination at 850 grade Celsius until constant mass is reached, and method B sulfated ash with sulfuric acid treatment after combustion and final heating of the residue until constant mass is reached. Method B is recommended if lead compounds are present. The general procedures given in ISO 34511 shall be followed.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 1270:1975

NOW

WITHDRAWN
ISO 3451-5:1989
95.99 Withdrawal of Standard
Aug 22, 2002

REVISED BY

WITHDRAWN
ISO 3451-5:2002