Standard

ISO 2762:1973

Published

Corrigendums and amendments are bought separately.

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Abstract

The turbidimetric method is applicable to products containing less than 0.1 % (m/m) of soluble sulphates. The principle consists in evaporation of a test portion to dryness and solution of the residue in hydrochloric acid. Measurement of the turbidity obtained by precipitation, under well defined conditions, of barium sulphate. Has also been approved by the IUPAC.

Document information

  • Standard from ISO
  • Published:
  • Edition: 1
  • Version: 1
  • Document type: IS
  • ICS 71.060.30
  • ISO TC ISO/TC 47

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