Document Cover
Preview
Standard

ISO 3451-5:1989

[Superseded]

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 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.
Published: 07/09/1989
Pages: 2
Content history
Content history
[Superseded]
[Superseded]