HG/T 4794-20141,1,1-Trifluoroethane (HFC-143a) for industrial use (English PDF)
工业用1,1,1-三氟乙烷（HFC-143a）
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 24, 2014
Implementation date
June 1, 2015
Scope
HG/T 4794-2014 is the English-translated version of 工业用1,1,1-三氟乙烷（HFC-143a）.
HG/T 4794-2014 is the Chinese chemical industry standard for 1,1,1-trifluoroethane of industrial grade, the fluorocarbon also designated HFC-143a or R143a. It sets the requirements for the product and gives the test methods, the inspection rules, the rules for marking, packaging, transport and storage, and the safety provisions that go with them. The classifications assigned to it are G17 in the Chinese system and 71.080.20 in the international one. It is the longest text in this group of product standards, and it quotes GB 190, GB/T 601, GB/T 6681-2003, GB/T 7373-2006, GB/T 7376-2008, GB 14193 and TSG R4002-2011. Issued on 24 December 2014, it has applied since 1 June 2015.
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Document preview — HG/T 4794-2014
National Standard of the People's Republic of China
- ICS
- 71.080.20
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 4794-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB 190
GB/T 191
GB/T 601
GB/T 603
GB/T 6681-2003
GB/T 6682
GB/T 7373-2006
GB/T 7376-2008
GB/T 8170
GB/T 9722
GB/T 10248
GB 14193
......
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 191Graphical symbols marking for handling and storage of packages
- GB/T 601Chemical Reagent - Preparations of Standard Volumetric Solutions
- GB/T 603Chemical reagent - Preparations of reagent solutions for use in test methods
- GB/T 6681-2003General rules for sampling gaseous chemical products
- GB/T 6682Water for analytical laboratory use - Specification and test methods
- GB/T 7376-2008Determination of micro-amounts of water in industrial Fluorinated alkane
GB 190 · GB/T 7373-2006 · GB/T 10248 · GB 14193
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