HG/T 3449-2012Chemical reagent - Methyl red (English PDF)
化学试剂 甲基红
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
November 7, 2012
Implementation date
March 1, 2013
Scope
HG/T 3449-2012 is the English-translated version of 化学试剂 甲基红.
The indicator methyl red, in reagent grade, is covered by HG/T 3449-2012, a recommended standard of the Chinese chemical industry. It lays down the characteristics and specifications of the reagent, the test methods used for them, and the rules for inspection, marking and packaging. The document applies to the testing of methyl red supplied as a chemical reagent. Its methods are used with GB/T 601, GB/T 603, GB/T 6682, GB/T 9721-2006, GB/T 9741-2008, GB 15346, HG/T 3921 and HG/T 4015-2008. It supersedes HG/T 3449-1999. Issued on 7 November 2012, it has applied since 1 March 2013.
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Document preview — HG/T 3449-2012
National Standard of the People's Republic of China
- ICS
- 71.040.30
- Replacing
- HG/T 3449-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 3449-2012 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 6682
GB/T 9721-2006
GB/T 9741-2008
GB 15346
HG/T 3921
HG/T 4015-2008
......
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 6682Water for analytical laboratory use - Specification and test methods
- GB/T 9721-2006Chemical reagent - General rules for the molecular absorption spectrophotometry (ultraviolet and visible)
- GB 15346Chemical reagents - Packaging and marking
- HG/T 3921Chemical reagent - Rules for sampling and acceptance
GB/T 9741-2008
Similar standards
Editions of HG/T 3449
| Edition | Title | Revision | Status |
|---|---|---|---|
| HG/T 3449-2012 | Chemical reagent - Methyl red | current edition | Current |
| HG/T 3449-1999 | Chemical reagent - Methyl red | previous edition | Superseded |
This page sells the current edition, HG/T 3449-2012. Earlier editions are listed for reference only.
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Related Standards
GB 15346-2012 — Chemical reagents - Packaging and marking
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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