ISO 2488:1973 PDF
Potassium sulphate for industrial use — Determination of chloride content — Mercurimetric method
Potassium sulphate for industrial use — Determination of chloride content — Mercurimetric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 апреля 1973 г.
- Издание:
- ISO IS 2488 edition 1 version 1
- ICS:
- 71.060.50
The principle of the analysis consists in dissolution of a test portion and addition, in a dilute acid medium, of mercuric salts which, with the chloride ions, form soluble and only slightly ionized mercury(II) chloride. Indication of the completion of the reaction by the appearance of a violet coloration due to the reaction between the excess of mercury(II) ions and the diphenylcarbazone used as indicator.
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 2488:1973
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