HG/T 4101-2009Chemical reagent - Phenolphthalein (English PDF)
化学试剂 酚酞
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 4, 2009
Implementation date
June 1, 2010
Scope
HG/T 4101-2009 is the English-translated version of 化学试剂 酚酞.
HG/T 4101-2009 is the Chinese chemical industry standard for chemical reagent phenolphthalein. It sets out the characteristics of the reagent and the specifications it has to meet, prescribes the tests to be run, and states the inspection rules and the provisions for packaging and marking. Its field of use is the examination of reagent-grade phenolphthalein. The procedures are supported by GB/T 603, GB/T 6682, GB/T 9721-2006, GB/T 9741-2008, GB 15346, HG/T 3921 and HG/T 4015. It supersedes GB/T 10729-1989. Issued on 4 December 2009, it has applied since 1 June 2010.
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Document preview — HG/T 4101-2009
National Standard of the People's Republic of China
- ICS
- 71.040.30
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 4101-2009 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 603
GB/T 6682
GB/T 9721-2006
GB/T 9741-2008
GB 15346
HG/T 3921
HG/T 4015
......
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 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
- HG/T 4015Chemical reagent - General method for the determination of pH transition ranges of acid-base indicators
GB/T 9741-2008
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Related Standards
GB 15346-2012 — Chemical reagents - Packaging and marking
GB/T 603-2023 — Chemical reagent - Preparations of reagent solutions for use in test methods
GB/T 6030-2006 — Rubber - Assessment of carbon black and carbon black /Silica dispersion - Rapid comparative methods
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