ISO 2487:1973
Potassium sulphate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
Potassium sulphate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
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Potassium sulphate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
The principle consists in dissolution of a test portion and precipitation of the sulphate ions by barium chloride in boiling acid medium. Filtration, washing and ignition of the precipitate. Weighing the barium sulphate.
| Edition | 1973 |
|---|---|
| Published Date | 1973 |
| Published By | International Standardization Organisation |
| Page Count | 2 |