ISO 3262-20
Extenders - Specifications and methods of test - Part 20: Fumed silica
Füllstoffe - Anforderungen und Prüfverfahren - Teil 20: Pyrogenes Siliciumdioxid
Responsible national committee
NA 078-00-07 AA - Pigments and extenders in coatings, plastics, paper and printing ink
Responsible international committee
ISO/TC 256/WG 8 - Colorants and extenders for coating materials, plastics, paper and printing inks