YS/T 952-2014 English PDF

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YS/T 952-2014: Methods for chemical analysis of multi-metallic ores. Determination of copper and molybdenum contents. Inductively coupled plasma-atomic emission spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 952-2014	189	Add to Cart	3 days	Methods for chemical analysis of multi-metallic ores. Determination of copper and molybdenum contents. Inductively coupled plasma-atomic emission spectrometry	Valid

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Basic data

Standard ID: YS/T 952-2014 (YS/T952-2014)
Description (Translated English): Methods for chemical analysis of multi-metallic ores. Determination of copper and molybdenum contents. Inductively coupled plasma-atomic emission spectrometry
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H14
Classification of International Standard: 77.120.01
Word Count Estimation: 7,712
Date of Issue: 10/14/2014
Date of Implementation: 4/1/2015
Regulation (derived from): People's Republic of China Ministry of Industry and Information Technology Notice 2014 No. 63; Industry Standard Filing Notice 2014 No. 12 (Overall No. 180)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This Standard specifies the method for determination of copper-molybdenum polymetallic ores of copper and molybdenum content. This Standard applies to the determination of copper and molybdenum polymetallic ores of copper and molybdenum content. Measureme

YS/T 952-2014: Methods for chemical analysis of multi-metallic ores. Determination of copper and molybdenum contents. Inductively coupled plasma-atomic emission spectrometry

---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.
Methods for chemical analysis of multi-metallic ores. Determination of copper and molybdenum contents. Inductively coupled plasma-atomic emission spectrometry ICS 77.120.01 H14 People's Republic of China Nonferrous Metals Industry Standard Copper molybdenum chemical analysis of metal ore Determination of the amount of copper and molybdenum Inductively coupled plasma atomic emission spectrometry Issued on. 2014-10-14 2015-04-01 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 is drafted by. Zijin Mining Group Co., Ltd. Participated in the drafting of this Standard. China Nonferrous Guilin Institute of Geology for Mineral Resources Ltd., Guangzhou Institute of Nonferrous Metals and Jiangxi have sailed Color geological testing Ltd., Xiamen Zijin Mining and Technology Co., Ltd., Guangdong Provincial Bureau of Geology Geological Brigade fifth laboratory, geological mine in Fujian Province Bureau of Sanming production laboratory. The main drafters of this standard. summer pearl, Lincui Fang, Hu Suying, Rowan, Qiu Li, ancient dry line, Redevex school, Xiong Xiaoyan, Wang Jin, Zeng Xianyue, Liu Haibo, Qin Yaping, Muir. Copper molybdenum chemical analysis of metal ore Determination of the amount of copper and molybdenum Inductively coupled plasma atomic emission spectrometry

1 Scope

This standard specifies the method for determination of copper and molybdenum polymetallic ores of copper and molybdenum content. This standard applies to the determination of copper and molybdenum polymetallic ores of copper and molybdenum content. Determination range of 0.0010% to 5.00%.

2 Method summary

After the sample with hydrochloric acid, nitric acid, hydrofluoric acid, perchloric acid dissolution with hydrochloric acid soluble salts dissolved in dilute hydrochloric acid medium, using an inductive coupling Plasma atomic emission spectrometer Determination of the amount of copper and molybdenum.

3 Reagents

Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. 3.1 sodium hydroxide. 3.2 sulfate (ρ = 1.84g/mL). 3.3 sulfate (11). 3.4 hydrochloric acid (ρ = 1.19g/mL). 3.5 hydrochloric acid (595). 3.6 nitric acid (ρ = 1.42g/mL). 3.7 Hydrofluoric acid (ρ = 1.13g/mL). 3.8 perchloric acid (ρ = 1.68g/mL). 3.9 copper standard stock solution. Weigh 1.0000g copper (wCu≥99.99%), placed in 250mL beaker, Chit approximately 10mL, cover Table dish, along the vessel wall 20mL of nitric acid was added (3.6), a hot plate at low heat until completely dissolved, boiled driving nitrogen oxides. Remove, Rinse the beaker and watch glass wall, cooled to room temperature and transferred to 1000mL volumetric flask, dilute with water to volume, and mix. This solution 1mL Containing 1mg of copper. 3.10 Molybdenum standard stock solution. Weigh 1.5003g molybdenum trioxide (wMoO3≥99.99%), placed in a beaker, sodium hydroxide was added 1g (3.1) and a little water, dissolved by heating, add water to a 500 mL, was added sulfuric acid (3.3) 5mL, after cooling, transferred to 1000mL volumetric flask, Dilute with water to volume, and mix. This solution 1mL 1mg containing molybdenum. 3.11 copper, molybdenum mixed standard solution. Pipette respectively 25.00mL copper standard stock solution (3.9), molybdenum standard stock solution (3.10) in 250mL volumetric flask, dilute to the mark with hydrochloric acid (3.5) and mix. This solution 1mL, respectively containing 100μg and 100μg of copper and molybdenum.

4 Instruments and Materials

4.1 Inductively coupled plasma atomic emission spectrometer. Under optimum working conditions for those who can reach the following indicators can be used. --- Resolution. The 200nm optical resolution of not more than 0.008nm; at 400nm optical resolution no greater than 0.020nm. ......

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