Aerospace series - Non-metallic materials - Textiles - Test method - Determination of conductivity and pH of aqueous extracts
NORM herausgegeben am 1.9.2020
Designation standards: ČSN EN 4426
Classification mark: 317047
Catalog number: 510389
Publication date standards: 1.9.2020
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN
This document specifies the requirements for the determination of conductivity and pH of aqueous extracts of textile materials.
This method has been written in response to an aerospace requirement for a method of extraction using hot water as the EN 1413 requires only a cold water extraction method