This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of optical brightener CF-127 (CI optical brightener 378). This standard applies to the quality control of fluorescent whitening agent CF-127 products. Molecular formula: CHO Relative molecular mass: 418.53 (according to the 2009 international relative atomic mass) CAS RN: 40470-68-6
HG/T 3725-2012 Referenced Document
GB/T 21876 Solvent dyes and intermediate of dyes.Determination of ash content*， 2015-05-15 Update
GB/T 2383 Powder dyes.Determination of fineness by sieve analysis*， 2014-07-08 Update
GB/T 2384-2007 Dyes intermediates.General method for the determination of melting range
GB/T 2386-2006 Dyestuffs and intermediate of dyes.Determination of moisture
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