Reference number
ISO 3451-5:1989
ISO 3451-5:1989
Plastics — Determination of ash — Part 5: Poly(vinyl chloride)
Edition 1
1989-09
Retirada
ISO 3451-5:1989
8786
Retirada (Edición 1, 1989)

Resumen

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.

Informaciones generales

  •  : Retirada
     : 1989-09
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 61/SC 5
    83.080.20 
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