This standard specifies the requirements, sampling, test methods, inspection rules, and marking, labeling, packaging, transportation and storage of CI Acid Blue 171 products. This standard is applicable to the quality control of CI acid blue 171 products with cobalt complex structure. Molecular formula: CHCoNOS ? H Relative molecular mass: 856.73 (according to the 2009 international relative atomic mass) CASRN: 51053-44-2
HG/T 4722-2014 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