HG/T 4636-2014 (English Version) PDF

Scope: This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of fluorescent whitening agent 4BK products. This standard is applicable to the product quality control of optical brightener 4BK compounded with optical brightener BA (CI optical brightener 113). Molecular formula of the main component: CHNNaOS Relative molecular mass of the main component: 960.95 (according to the 2009 international relative atomic mass) CAS RN of the main component: 12768-92-2

HG/T 4636-2014 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
GB/T 2374-2007 Dyestuffs.General rules for dyeing test
GB/T 2381-2006 Dyestuffs and intermediate of dyestuffs.Determination of content insoluble matters
GB/T 2383 Powder dyes.Determination of fineness by sieve analysis*， 2014-07-08 Update
GB/T 2386-2006 Dyestuffs and intermediate of dyes.Determination of moisture
GB/T 23979.1-2009 Fluorescent whitening agents.Determination of relative whiteness and shade.Dyeing method for cotton fabric
GB/T 24101 Limit and determination of 4-aminoazobenzene in dye products*， 2018-12-28 Update
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values