ISO 2487:1973
$11.05
Potassium sulphate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
| Published By | Publication Date | Number of Pages |
| ISO | 1973-04 | 4 |
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.
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