ISO 4322:1977

Non-ionic surface active agents — Determination of sulphated ash — Gravimetric method

NORMA vydaná dňa 1.5.1977

Anglicky -
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Francúzsky -

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The information about the standard:

Designation standards: ISO 4322:1977
Publication date standards: 1.5.1977
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Kategória: Technické normy ISO

Annotation of standard text ISO 4322:1977 :

Description / Abstract: The method consists in calcination of a test portion in the presence of sulphuric acid solution and weighing of the ash in form of sulphate.