Surface active agents — Determination of pH of aqueous solutions — Potentiometric method
NORMA vydaná dňa 1.8.1977
Designation standards: ISO 4316:1977
Publication date standards: 1.8.1977
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Kategória: Technické normy ISO
Description / Abstract: 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.