This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of acid deep blue P-2RB (CI acid blue 113) products. This standard applies to product quality control of acid dark blue P-2RB. This product is mainly used for dyeing nylon, wool, silk, and can also be used for dyeing leather. Molecular formula: CHNNaOS Relative molecular mass: 681.65 (according to the 2005 international relative atomic mass) CAS: 3351-05-1
HG/T 3419-2008 Referenced Document
GB 19601 Limit and determination of 23 harmful aromatic amines in dye products*, 2013-09-06 Update
GB 20814 Limit and determination of the quantity of heavy-metal elements in dye products*, 2014-07-24 Update