ISO 4314:1977

Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method

NORMA vydaná dňa 1.2.1977

Anglicky -
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Anglicky -

Tlačené (54.90 EUR)

Francúzsky -

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Francúzsky -

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The information about the standard:

Designation standards: ISO 4314:1977
Publication date standards: 1.2.1977
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 4314:1977 :

Description / Abstract: The determination is carried out in the following way: Titration of an ethanolic or propanolic solution of the product with a standard volumetric potassium hydroxide or hydrochloric acid or sulphuric acid solution whichever is appropriate, in the presence of phenolphthalein as indicator.