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YS/T 279-2011Sodium dithiophosphate 25 (English PDF)

25号钠黑药

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 20, 2011

Implementation date

July 1, 2012

Scope

YS/T 279-2011 is the English-translated version of 25号钠黑药.

YS/T 279-2011 — This standard specifies the requirements of 25 black powder sodium, test methods, inspection rules, packaging, labeling, transportation, storage and contract (or purchase order) content.

This standard applies to three mixed cresol and phosphorus pentasulfide was synthesized on the 25th black medicine, and then an aqueous solution of caustic soda and sodium salt may Soluble product which is mainly used for flotation collectors of gold and silver and other precious metals and non-ferrous minerals.

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Document preview — YS/T 279-2011

National Standard of the People's Republic of China

ICS: 71.100.40
Classification: H 34
Replacing: YS/T 279-1994

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the 25th black drug sodium requirements, test methods, inspection rules and packaging, signs, transport, storage and contract (or order form) content. This standard applies to the three mixed cresol and phosphorus pentasulfide was synthesized from the 25th black powder, and then an aqueous solution of caustic soda into sodium and soluble products, the products are mainly used for non-ferrous and precious metals such as gold and silver mineral flotation closing agent.

Document data

International classification (ICS): 71.100.40.

Chinese classification (CCS): H34.

Estimated length of the Chinese original: 10,197 words.

Supersedes the earlier edition YS/T 279-1994.

Standards quoted by this document

GB/T 325; GB/T 6680; GB/T 13508; GB/T 19161; SN/T 0271

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 325 · SN/T 0271

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