This standard specifies the requirements, sampling, test methods, inspection rules, and marking, labeling, packaging, transportation and storage of CI Acid Blue 41 products. This standard applies to product quality control of CI acid blue 41. Molecular formula: CHNNaOS Relative molecular mass: 487.46 (according to the 2009 international relative atomic mass) CAS RN: 2666-17-3
HG/T 4642-2014 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