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YS/T 278-2011 English PDF

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YS/T 278-2011: Ammonium dibutyl dithiophosphate
Status: Valid

YS/T 278: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YS/T 278-2011English259 Add to Cart 3 days [Need to translate] Ammonium dibutyl dithiophosphate Valid YS/T 278-2011
YS/T 278-1994English199 Add to Cart 2 days [Need to translate] Ammonium dibutyl dithiophosphate Obsolete YS/T 278-1994

PDF similar to YS/T 278-2011


Standard similar to YS/T 278-2011

GB/T 38216.2   GB/T 38216.1   YS/T 271.3   YS/T 279   YS/T 280   YS/T 270   

Basic data

Standard ID YS/T 278-2011 (YS/T278-2011)
Description (Translated English) Ammonium dibutyl dithiophosphate
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H34
Classification of International Standard 71.100.40
Word Count Estimation 10,195
Date of Issue 2011-12-20
Date of Implementation 2012-07-01
Older Standard (superseded by this standard) YS/T 278-1994
Quoted Standard GB/T 325; GB/T 11119
Regulation (derived from) ?MIIT Announcement 2011 No.43
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the requirements butylammonium black medicine, test methods, inspection rules and packaging, signs, transport, storage and contract (or order form) content. This standard applies to phosphorus pentasulfide, alcohol and ammonia as raw materials to produce butyl ammonium aerofloat dry goods, the product is mainly used for non-ferrous metals and platinum, flotation collectors silver and other precious metals ore, gold.

YS/T 278-2011: Ammonium dibutyl dithiophosphate

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Ammonium dibutyl dithiophosphate ICS 71.100.40 H34 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 278-1994 Ding ammonium black drug Issued on. 2011-12-20 2012-07-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Instead of the standard YS /"Ding ammonium black medicine", compared with the YS/T 278-1994, T 278-1994 main changes are as follows. --- The standard of editorial changes. --- The new standard adds support for export products packaging plastic bucket requirements. --- This standard Appendices A, B modified to supplement the normative appendix. --- The Standard Appendix A added reagent preparation and specific calibration methods. --- Appendix A of this standard analysis step sample weight had been changed. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard is drafted by. Tieling Flotation Reagent Co. The main drafters of this standard. Lin Yulan, Competitive Selection, Li Ying. This standard replaces the standards previously issued as follows. --- YS/T 278-1994; --- GB 8635-1988; --- YB871-1976. Ding ammonium black drug

1 Scope

This standard specifies the requirements butyl ammonium black drug, test methods, inspection rules, packaging, labeling, transportation, storage and contract (or purchase order) content. This standard applies to phosphorus pentasulfide, alcohol and ammonia as raw materials to produce butyl ammonium black drug-dried product, the product is mainly used for non-ferrous metals And flotation collectors platinum, gold, silver and other precious metal ore.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 325 packaging containers steel drums GB/T 11119 small plastic container packaging barrels

3 Requirements

3.1 grades, chemical structure, chemical name, and product status Grade butyl ammonium black drug, chemical structure, chemical name, and product status should comply with the requirements of Table 1. Table 1 Ding ammonium black drug designation, chemical formula, chemical name and product status Grade Chemical Structure Chemical Name Status B2-03 Molecular formula. C8H18O2PS2 · NH4 Structure. C4H9O C4H9O SNH4 MW. 259.4 (According to 2008 international atomic weight) 0,0-dithio-n-butyl ammonium or fine powder 3.2 Chemical composition Ding ammonium black drug chemical composition shall comply with the provisions of Table 2. Table 2 the chemical composition of butyl ammonium black drug (mass fraction) Grade Level Dressing active substance content /% not less than Water-insoluble content /% no greater than B2-03 Premium grade 95 0.5 Qualified 91 1.2

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