ISO 4316:1977 PDF
Surface active agents — Determination of pH of aqueous solutions — Potentiometric method
Surface active agents — Determination of pH of aqueous solutions — Potentiometric method
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 августа 1977 г.
- Издание:
- ISO IS 4316 edition 1 version 1
- ICS:
- 71.100.40
The determination is carried out in the following way: Potentiometric measurement of the potential difference between a glass electrode and a reference electrode dipping in an aqueous solution of the sample. This method is only applicable when so indicated in the specific standard for each product.
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