This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
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, determinition of the sodium alkylsulphates content, determination of sodium sulphate content, determination of sodium chloride content. In an annex a general scheme of anlysis is given.
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|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
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