ČSN 681152 (681152)

Testing methods for surfactans and detergents. Surface active agents. Determination of free alkalinity or free acidity. Titrimetric method



STANDARD published on 1.11.1994


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The information about the standard:

Designation standards: ČSN 681152
Classification mark: 681152
Catalog number: 16927
Publication date standards: 1.11.1994
SKU: NS-133307
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Surface active agents

Annotation of standard text ČSN 681152 (681152):

Norma platí pro stanovení volné alkality a volné acidity v povrchově aktivních látkách titrační metodou. Metoda se používá pouze tehdy, jestli je to doporučeno v předmětových normách nebo průvodních dokladech k jednotlivým výrobkům. Postup při provádění normalizované zkoušky je podrobně popsán. ČSN 68 1152 byla vydána v listopadu 1994. Nahradila čl. 39 ČSN 68 1101 z 9.10.1974

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