YS/T 1154-2016 English PDF

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YS/T 1154-2016: Crude Selenium
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 1154-2016	149	Add to Cart	3 days	Crude Selenium	Valid

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Basic data

Standard ID: YS/T 1154-2016 (YS/T1154-2016)
Description (Translated English): Crude Selenium
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H81
Classification of International Standard: 77.150.99
Word Count Estimation: 5,536
Date of Issue: 2016-07-11
Date of Implementation: 2017-01-01
Regulation (derived from): Ministry of Industry and Information Technology Bulletin (No. 37 of 2016); Industry Standard Record Announcement No. 11 of 2016 (No. 203)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the technical requirements, test methods, inspection rules and packaging, transportation, storage and marking of crude selenium.

YS/T 1154-2016: Crude Selenium

---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.
Crude Selenium ICS 77.150.99 H81 People's Republic of China non-ferrous metal industry standards Crude selenium 2016-07-11 released 2017-01-01 implementation Ministry of Industry and Information Technology of the People's Republic of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the National Nonferrous Metal Standardization Technical Committee (SAC/TC243). The main drafting units of this standard. Tongling Nonferrous Metals Group Holdings Limited. Participated in the drafting of this standard Daye Nonferrous Metals Co., Ltd., Guangdong Leading Co., Ltd., Zhongtiaoshan non-ferrous metals Group Co., Ltd. The main drafters of this standard. Bi Jianming, Wu Shijun, Jin Ziwen, Cheng Wensheng, Chen Zhigang, Peng Kang, Tu Lixin, Zhou Zhi, Zhu Liu, Liu Liu, Xu Xinqiang, Hui Hui Ping. Crude selenium

1 Scope

This standard specifies the crude selenium requirements, test methods, inspection rules, packaging, storage, quality certificate and purchase order (or contract) and so on. This standard applies to copper, lead electrolytic anode slurry extracted crude selenium. This product is mainly used for refined selenium, selenium dioxide production of raw materials.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 6679 General rules for sampling solid chemical products GB/T 8170 rounded repair rules and limit values of the representation and judgment YS/T 87 copper, lead electrolytic anode sample preparation method YS/T 1084 (all parts) - Methods for chemical analysis of crude selenium

3 requirements

3.1 product classification The content of crude selenium by selenium is divided into three grades. A product, two products and three products. 3.2 chemical composition Crude selenium chemical composition should be consistent with the provisions of Table 1. Table 1 crude selenium chemical composition grade Main component (mass fraction) /% Se, not less than First grade 90 Second grade 85 Three products 80 Note. Gold and silver are valuable elements, the results of the analysis should be reported. 3.3 moisture requirements Moisture content of not more than 30%. 3.4 appearance quality Light black or gray powder, there should be no visible inclusions. ......

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