SN/T 4221-2015
Inspection rules for import and export dangerous chemical products - Acrylic acid
ISO 1833-21:2019
Textiles — Quantitative chemical analysis — Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates with certain other fibres (method using cyclohexanone)
EN ISO 1833-21:2019