HG/T 2279-20114,4'-Diaminostilbene-2,2'-disulfonic acid (DSD acid) (English PDF)
4，4′-二氨基二苯乙烯-2，2′-二磺酸（DSD酸）
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 20, 2011
Implementation date
July 1, 2012
Scope
HG/T 2279-2011 is the English-translated version of 4，4′-二氨基二苯乙烯-2，2′-二磺酸（DSD酸）.
HG/T 2279-2011 is the recommended Chinese chemical industry standard for 4,4'-diaminostilbene-2,2'-disulfonic acid, known in the trade as DSD acid. It states the requirements for the product, how it is sampled, the test methods and the inspection rules, and the provisions for marking, labelling, packaging, transport and storage. The standard is meant for the quality control of DSD acid, which the Chinese classification G56 places among dyestuff intermediates. It cites GB/T 601, GB/T 603, GB/T 2381-2006, GB/T 2386-2006, GB/T 3049, GB/T 6682-2008, GB/T 8170-2008, GB 20814 and GB/T 21876-2008. It takes the place of HG/T 2279-2000. Issued on 20 December 2011, it has applied since 1 July 2012.
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Document preview — HG/T 2279-2011
National Standard of the People's Republic of China
- ICS
- 71.100.01
- Replacing
- HG/T 2279-2000
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 2279-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 601
GB/T 603
GB/T 2381-2006
GB/T 2386-2006
GB/T 3049
GB/T 6682-2008
GB/T 8170-2008
GB 20814
GB/T 21876-2008
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 601Chemical Reagent - Preparations of Standard Volumetric Solutions
- GB/T 603Chemical reagent - Preparations of reagent solutions for use in test methods
- GB/T 2381-2006Dyestuffs and intermediate of dyestuffs - Determination of content of insoluble matters
- GB/T 2386-2006Dyestuffs and intermediate of dyes—Determination of moisture content
- GB/T 6682-2008Water for analytical laboratory use - Specification and test methods
- GB/T 8170-2008Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 3049
Similar standards
Editions of HG/T 2279
| Edition | Title | Revision | Status |
|---|---|---|---|
| HG/T 2279-2011 | 4,4'-Diaminostilbene-2,2'-disulfonic acid (DSD acid) | current edition | Current |
| HG/T 2279-2000 | 4,4'-Diaminostilbene-2,2'-disulfonic acid (DSD acid) | previous edition | Superseded |
This page sells the current edition, HG/T 2279-2011. Earlier editions are listed for reference only.
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Related Standards
GB 20814-2014 — Limit and determination of the quantity of heavy-metal elements in dye products
GB/T 601-2016 — Chemical Reagent - Preparations of Standard Volumetric Solutions
GB/T 6011-2005 — Test method for flammability characteristics of fiber-reinforced plastics-Incandescent rod method
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