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HG/T 4459-2012Plastics - Determination of extraction of plasticizers in liquid medium (English PDF)

塑料增塑剂在液体介质条件下抽出的测定

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 28, 2012

Implementation date

June 1, 2013

Scope

HG/T 4459-2012 is the English-translated version of 塑料增塑剂在液体介质条件下抽出的测定.

Among the plastics test standards of the Chinese chemical industry, HG/T 4459-2012 is the recommended standard for determining how much plasticizer a plastic gives up to a liquid medium.

It describes the method by which the plasticizer is extracted under defined conditions. The method serves the quantitative determination of the amount withdrawn from plasticized plastics in a liquid medium.

Its normative references are GB/T 2918, GB/T 6682, GB/T 7141, GB/T 9352 and GB/T 11547. The standard sits under the Chinese classification G31 and the international classification 83.080.01. Issued on 28 December 2012, it has applied since 1 June 2013.

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Document preview — HG/T 4459-2012

National Standard of the People's Republic of China

ICS: 83.080.01

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Foreword

HG/T 4459-2012 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 28 December 2012 and has been in force since 1 June 2013.

2 Scope

Among the plastics test standards of the Chinese chemical industry, HG/T 4459-2012 is the recommended standard for determining how much plasticizer a plastic gives up to a liquid medium. It describes the method by which the plasticizer is extracted under defined conditions. The method serves the quantitative determination of the amount withdrawn from plasticized plastics in a liquid medium. Its normative references are GB/T 2918, GB/T 6682, GB/T 7141, GB/T 9352 and GB/T 11547. The standard sits under the Chinese classification G31 and the international classification 83.080.01.

3 Normative references

HG/T 4459-2012 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 2918-1998

GB/T 6682

GB/T 7141-2008 — Plastics -- Methods of heat aging

GB/T 9352-2008 — Plastic -- Compression moulding of test specimens of thermoplastic materials

GB/T 11547-2008 — Plastic -- Methods of test for the determination of the effects of immersion in liquid chemicals

4 About this standard

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

English translation: about 15 pages

5 Classification and status

International classification (ICS): 83.080.01

Chinese Standard Classification (CCS): G 31

Prefix HG/T: recommended standard.

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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

Cited by

HG/T 4453-2012Plastics - Technical specification for controlled use of plasticizers

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