HG/T 4497-2013Synthetic hydrotalcite heat retention agents for agricultural films (English PDF)
合成水滑石农膜保温剂
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
October 17, 2013
Implementation date
March 1, 2014
Scope
HG/T 4497-2013 is the English-translated version of 合成水滑石农膜保温剂.
HG/T 4497-2013 is a recommended Chinese chemical industry standard for synthetic hydrotalcite used as a heat retention agent in plastic films. It gives the types of the agent and its requirements, the test methods and the inspection rules, and it covers marking, labelling, packaging, transport and storage. The standard is written mainly for heat retention agents used in plastic sheeting of various substrates, agricultural film being the typical application. Its classification is G12 in China and 71.060.50 internationally. Its list of quoted standards is short: GB/T 191-2008, GB/T 6678, GB/T 8170 and HG/T 3820-2013. Issued on 17 October 2013, it has applied since 1 March 2014.
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Document preview — HG/T 4497-2013
National Standard of the People's Republic of China
- ICS
- 71.060.50
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 4497-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 191-2008
GB/T 6678
GB/T 8170
HG/T 3820-2013
......
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
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Related Standards
GB/T 6678-2003 — General principles for sampling chemical products
GB/T 8170-2008 — Rules of rounding off for numerical values & expression and judgement of limiting values
HG/T 3820-2013 — Methods of analysis for synthetic hydrotalcite
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HG/T 4497-2013
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