This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of sulfide deep blue 3R (CI sulfide blue 5, sulfide ash 6B) products. This standard applies to product quality control of vulcanized deep blue 3R. This product is mainly used for dyeing cotton fibers.
HG/T 4042-2008 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