ISO 2365:1972 PDF
Ammonium nitrate for industrial use — Measurement of pH value — Potentiometric method
Ammonium nitrate for industrial use — Measurement of pH value — Potentiometric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 августа 1972 г.
- Издание:
- ISO IS 2365 edition 1 version 1
- ICS:
- 71.060.50
The measurement is carried out at a concentration of 100 g/l. The principle consists in measurement at a temperature of (20 +- 1) °C, using a pH meter fittet with glass and calomel electrodes. Water, free from carbon dioxide, shall be used in the analysis.
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 2365:1972