ISO 2480:1972
ISO 2480:1972 Sodium chloride for industrial use – Determination of sulphate content – Barium sulphate gravimetric method
CDN $85.00
Description
The method is applicable to water soluble sulphate, in the product, but also to sulphates in a principal solution prepared in an acid medium. The principle consists in dissolution of a test portion and separation of the insoluble residue. Precipitation of the sulphate ions by barium chloride in a boiling acid medium. Filtration, washing and ignition of the precipitate. Weighing of the residue.
Edition
1
Published Date
1972-12-01
Status
PUBLISHED
Pages
2
Language
English
Format
Secure PDF
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Abstract
The method is applicable to water soluble sulphate, in the product, but also to sulphates in a principal solution prepared in an acid medium. The principle consists in dissolution of a test portion and separation of the insoluble residue. Precipitation of the sulphate ions by barium chloride in a boiling acid medium. Filtration, washing and ignition of the precipitate. Weighing of the residue.
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