Reference number
ISO 3694:1977
ISO 3694:1977
Ammonium sulphate for industrial use — Determination of chloride ions content — Potentiometric method
Edition 1
1977-12
Withdrawn
ISO 3694:1977
9167
Withdrawn (Edition 1, 1977)

Abstract

Applicable to products having chloride ion contents of equal to or more than 0.0005 % (m/m). Potentiometric titration of the ions with silver nitrate solution in a nitric acid-acetone-water medium, using a silver measurement electrode and a calomel referende electrode.

General information

  •  : Withdrawn
     : 1977-12
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 4
  • ISO/TC 47
    71.060.50 
  • RSS updates

Got a question?

Check out our Help and Support