ISO 4316:1977
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Surface active agents — Determination of pH of aqueous solutions — Potentiometric method
| Published By | Publication Date | Number of Pages |
| ISO | 1977-08 | 4 |
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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