This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of acidic dark red NM-2BRL (CI acid red 213) products. This standard applies to product quality control of acidic dark red NM-2BRL. Structural formula: Molecular formula: CHCoN0S • H Relative molecular mass: 742.62 (according to the 2007 international relative atomic mass) CAS RN: 50525-57-0
HG/T 4249-2011 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