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Norm
ISO 3451-5:1989
Issue date: 1989 09 07
Plastics — Determination of ash — Part 5: Poly(vinyl chloride)
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 metho...
Withdrawn: 2002 08 22
Publisher:
International Organization for Standardization
Format:
Digital | 2 Pages
Language:
English
Currently valid:
ICS
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.
Norm
Issue date :
2002 08 22
Plastics — Determination of ash — Part 5: Poly(vinyl chloride)
