This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of acid black NM-3BRL 140% (CI acid black 172) products. This standard applies to the product quality control of acid black NM-3BRL 140%. Molecular formula: CHCrNNaOS Relative molecular mass: 993.71 (according to the 2009 international relative atomic mass) CAS RN: 57693-14-8
HG/T 3888-2014 Referenced Document
GB 19601 Limit and determination of 23 harmful aromatic amines in dye products
GB 20814 Limit and determination of the quantity of heavy-metal elements in dye products*, 2014-07-24 Update