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YS/T 682-2008 English PDF

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YS/T 682-2008: Ruthenium powder
Status: Valid
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YS/T 682-2008English239 Add to Cart 3 days [Need to translate] Ruthenium powder Valid YS/T 682-2008

PDF similar to YS/T 682-2008


Standard similar to YS/T 682-2008

GB/T 17472   GB/T 17473.2   GB/T 17473.1   YS/T 203   YS/T 202   YS/T 681   

Basic data

Standard ID YS/T 682-2008 (YS/T682-2008)
Description (Translated English) Ruthenium powder
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H68
Classification of International Standard 77.120.99
Word Count Estimation 9,927
Date of Issue 2008-03-12
Date of Implementation 2008-09-01
Quoted Standard GB/T 1250; GB/T 8170
Regulation (derived from) NDRC Notice No. 25 of 2008
Issuing agency(ies) National Development and Reform Commission
Summary This standard specifies the ruthenium powder requirements, test methods, inspection rules, marking, packaging, transportation, storage and purchase order (or contract) content. This standard applies to all kinds of precious metals ruthenium ore smelting and miscellaneous materials preparing comprehensive recycling ruthenium metal powder.

YS/T 682-2008: Ruthenium powder

---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.
Ruthenium powder ICS 77.120.99 H68 People's Republic of China Nonferrous Metals Industry Standard Ruthenium powder Posted 2008-03-12 2008-09-01 implementation National Development and Reform Commission issued

Foreword

Appendix A of this standard is a normative appendix. This standard by the National Standardization Technical Committee of non-ferrous metals and centralized. This standard by the Jinchuan Group Ltd. is responsible for drafting. The main drafters of this standard. in Xiaoxia, Lin Hsiu-ying, Wang, Ling army. Ruthenium powder

1 Scope

This standard specifies the requirements, test methods, inspection rules ruthenium powder, signs, packaging, transportation, storage and purchase order (or contract) content. This standard applies to all types of ruthenium ore smelting and precious metals comprehensive recovery miscellaneous materials preparation of ruthenium metal powder.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Representation GB/T 1250 limit values and the method of determining GB/T 8170 digital rounding rules

3 Requirements

3.1 Categories Press the ruthenium content is divided into two grades. SM-Ru99.95, SM-Ru99.90. 3.2 Chemical composition 3.2.1 ruthenium powder chemical composition shall comply with the requirements of Table 1. Chemical composition Table 1 ruthenium powder (mass fraction)% Project SM-Ru99.95 SM-Ru99.90 Ruthenium content is not less than 99.9 99.95 Impurity content of not more than Pt 0.005 0.01 Pd 0.005 0.01 Rh 0.003 0.008 Ir 0.008 0.01 Au 0.005 0.005 Ag 0.0005 0.001 Cu 0.0005 0.001 Ni 0.005 0.01 Fe 0.005 0.01 Pb 0.005 0.01 Al 0.005 0.01 Si 0.01 0.02 Total amount of impurities, not more than 0.05 0.10 3.2.2 ruthenium content (mass fraction) is 100% minus the sum of the impurity elements in the table Found margin. 3.3 appearance quality Ruthenium powder should be blue-gray powder, color should be uniform, no visual evidence of inclusions.

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