ISO 907:1976 PDF
Hydrochloric acid for industrial use — Determination of sulphated ash — Gravimetric method
Hydrochloric acid for industrial use — Determination of sulphated ash — Gravimetric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 ноября 1976 г.
- Издание:
- ISO IS 907 edition 1 version 1
- ICS:
- 71.060.30
The principle of the method consists in evaporation of a test portion; conversion of the salts in sulphates by treatment with sulphuric acid. Ignition in an electric furnace, maintained at (800 +- 50) °C, and weighing. Replaces ISO Recommendation R 907-1968.
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 907:1976