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HG/T 4656-2014Textile dyeing and finishing auxiliaries - Determination of fluorine content in fluorinated water and oil repellents (English PDF)

纺织染整助剂氟系防水防油剂中氟含量的测定

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 6, 2014

Implementation date

October 1, 2014

Scope

HG/T 4656-2014 is the English-translated version of 纺织染整助剂氟系防水防油剂中氟含量的测定.

HG/T 4656-2014 belongs to the series of Chinese chemical industry standards on textile dyeing and finishing auxiliaries and gives the method for determining the fluorine content of fluorocarbon water and oil repellent agents. It describes the test procedure alone and sets no product grades, so it is used to characterise a repellent rather than to accept or reject it. It applies to fluorine-containing textile dyeing and finishing auxiliaries. Laboratory water is that of GB/T 6682-2008 and results are rounded in accordance with GB/T 8170-2008. The document is classified G70 in the Chinese system and 71.100.40 internationally. Issued on 6 May 2014, it has applied since 1 October 2014.

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Document preview — HG/T 4656-2014

National Standard of the People's Republic of China

ICS: 71.100.40

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

2 Normative references

2 Normative references

HG/T 4656-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 6682-2008

GB/T 8170-2008

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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

Similar standards

HG/T 4437-2012|HG/T 4264-2022|HG/T 4739-2014|HG/T 4439-2012|HG/T 4740-2014|HG/T 4440-2012

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