ISO 894:1977

Status : Published (Under review)

This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

	Format	Language
std 1 61	PDF
std 2 61	Paper

CHF61

Convert Swiss francs (CHF) to your currency

Abstract

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.

General information

Status
: Published

Publication date
: 1977-11

Stage
: International Standard confirmed [90.93]
Edition
: 1

Number of pages
: 8
Technical Committee :
ISO/TC 91

ICS :
71.100.40
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