STN EN ISO 23157 (670590)

Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021)

STANDARD published on 1.1.2023

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The information about the standard:

Designation standards: STN EN ISO 23157
Classification mark: 670590
Catalog number: 136079
Publication date standards: 1.1.2023
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN