Reference number
ISO 3566:1976
© ISO 2024
International Standard
ISO 3566:1976
Sodium fluoride primarily used for the production of aluminium — Determination of chlorides content — Turbidimetric method
Edition 1
1976-04
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Published (Edition 1, 1976)
This publication was last reviewed and confirmed in 2015. Therefore this version remains current.

ISO 3566:1976

Language
Format
CHF 42
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Abstract

Applicable to products having a chlorides content, expressed as chlorine, of equal to or more than 0.005 % (m/m). The principle consists in precipitation, in the presence of boric acid, of chloride ions with silver nitrate. Comparison of the opalescence of the test solution with that of standard matching solutions using Nessler tubes against a black background. Turbidimetric evaluation of the mass of precipitate.

General information

  • Status
     : Published
    Publication date
     : 1976-04
    Stage
    : Close of review [90.60]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 226
    ICS :
    71.100.10 
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