YS/T 941-2013 English PDF

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YS/T 941-2013: Rhodium(Ⅲ)iodide
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 941-2013	159	Add to Cart	3 days	Rhodium(Ⅲ)iodide	Valid

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Basic data

Standard ID: YS/T 941-2013 (YS/T941-2013)
Description (Translated English): Rhodium(��)iodide
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H68
Classification of International Standard: 77.150.99
Word Count Estimation: 6,692
Quoted Standard: GB/T 1421-2004; YS/T 561
Regulation (derived from): Ministry of Industry and Information Technology Bulletin No. 52, 2013; industry standard for filing Notice No. 1 of 2014 (No. 169 overall)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the triiodide Ming's requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificate and purchase order (or contract) content. This standard applies to the chemical industry with t

YS/T 941-2013: Rhodium(Ⅲ)iodide

---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.
Rhodium (Ⅲ) iodide ICS 77.150.99 H68 People's Republic of China Nonferrous Metals Industry Standard Rhodium triiodide Issued on. 2013-10-17 2014-03-01 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. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard was drafted. Your research Platinum Limited. Drafters of this standard. Liu Guihua, Shen good question, Hou Wenming, Yang Jun, Yangshan Xiao Yu Yao, high gold emerald, Peng Yuling, race Xiang Tao, Liu Wei, Pan rich again, Zhuwu Xun, Zhou, Lei Huaidong. Rhodium triiodide

1 Scope

This standard specifies the rhodium triiodide requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificate and order Single (or contract) content. This standard applies to the chemical industry with rhodium triiodide.

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 1421-2004 rhodium powder YS/T 561 precious metal alloys of platinum and rhodium alloy element analysis method in determining the amount of rhodium nitrate hexamine cobalt gravimetric method

3 Requirements

Formula 3.1 RhI3 3.2 Chemical composition Rhodium triiodide chemical composition shall comply with the requirements in Table 1. Table 1 % Rhodium (mass fraction) Impurity elements (mass fraction), not more than Ag Au Pt Pd Ir Pb Ni Cu Fe Cr 18.50 - 21.30 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005 3.3 appearance quality Rhodium iodide should be black powder, no visual visible inclusions. Test Method 4 4.1 Determination of the mass fraction of rhodium Weigh 1.0g (accurate to 0.0001g) rhodium triiodide quartz boat in a quartz tube furnace boat placed in a quartz tube, also through hydrogen Original, 250 ℃ ± 5 ℃ when heated 20min; when 350 ℃ ± 5 ℃ heating 30min; when 750 ℃ ± 5 ℃ burning 30min. After the reduction in Cooled to room temperature under a hydrogen atmosphere, measuring the mass fraction of rhodium by YS/T 561 requirements. ......

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