HG/T 3971-2007
Fluorescent whitening agent HST (C.I.Fluorescent whitening agent 357) (English Version)
- Standard No.
- HG/T 3971-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- Professional Standard - Chemical Industry
- Status
- 2018-09
- Replace By
- HG/T 3971-2018
- Latest
- HG/T 3971-2018
- Scope
- This standard specifies the requirements, sampling, test methods, inspection rules and signs, labels, packaging, transportation and storage of optical brightener HST (CI optical brightener 357) products. This standard applies to the quality inspection of fluorescent whitening agent HST products. This product is mainly used for papermaking, cotton fiber and fabric whitening. Structural formula: CHNOSNa Relative molecular mass: 1305.12 (according to the 2005 international relative atomic mass) CAS: 83512-97-4
HG/T 3971-2007 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
- GB/T 1250-1989 Rules for expression and judgement of limiting values
- GB/T 2374 Dyestuffs—General rules for dyeing test*， 2017-05-31 Update
- GB/T 2381-2006 Dyestuffs and intermediate of dyestuffs.Determination of content insoluble matters
- 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 Water for analytical laboratory use.Specification and test methods*， 2008-05-15 Update
HG/T 3971-2007 history
- 2018 HG/T 3971-2018 CI fluorescent whitening agent 357 (fluorescent whitening agent HST)
- 2007 HG/T 3971-2007 Fluorescent whitening agent HST (C.I.Fluorescent whitening agent 357)
