Објављен
Specifies the following methods of analysis for the substances to be tested: measurement of pH, determination of water content, determination of free alkalinity or free acidity, determination of total alkalinity, determination of matter extractable by light petroleum, determination of matter extractable by diethyl ether after acid hydrolysis (combined technical fatty alcohols), determination of sodium sulphate content, determination of sodium chloride content. In annex a general schema of analysis is given.
ОБЈАВЉЕН
ISO 894:1977
90.93
Одлука о потврђивању стандарда
11. 1. 2022.
Površinski aktivne materije - Primarni natrijum-alkilsulfati, tehnički - Metode ispitivanja (identičan sa ISO 894:1977)
90.93 Одлука о потврђивању стандарда