ISO 3708:1976 PDF
Phosphoric acid for industrial use (including foodstuffs) — Determination of chloride content — Potentiometric method
Название (английский):
ISO 3708:1976
Phosphoric acid for industrial use (including foodstuffs) — Determination of chloride content — Potentiometric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 4
- Дата публикации:
- 1 ноября 1976 г.
- Издание:
- ISO IS 3708 edition 1 version 1
- ICS:
- 67.220.20
Описание (английский):
Applicable to products having Cl- contents, expressed as chlorine, equal to or more than 0.001 % (m/m). The lower limit can be extended downwards by using weaker standard reference and volumetric solutions. Describes potentiometric titration of the ions with silver nitrate solution in a nitric acid-acetone-water medium using a silver measurement electrode and a calomel reference electrode.
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 3708:1976