YS/T 928.2-2013 English PDF

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YS/T 928.2-2013: Methods for chemical analysis of nickel cobalt manganese composite hydrogenoxide. Part 2: Determination of nickel cntents. Dimethylglyoxime gravimetric
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 928.2-2013	189	Add to Cart	3 days	Methods for chemical analysis of nickel cobalt manganese composite hydrogenoxide. Part 2: Determination of nickel cntents. Dimethylglyoxime gravimetric	Valid

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YS/T 928.3   GB/T 3884.2   GB/T 3884.1   YS/T 928.4   YS/T 928.1   

Basic data

Standard ID: YS/T 928.2-2013 (YS/T928.2-2013)
Description (Translated English): Methods for chemical analysis of nickel cobalt manganese composite hydrogenoxide. Part 2: Determination of nickel cntents. Dimethylglyoxime gravimetric
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H13
Classification of International Standard: 77.120.60
Word Count Estimation: 7,773
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: nickel content of nickel, cobalt, manganese hydroxides three elements Determination. This standard applies to: nickel, cobalt, manganese, nickel hydroxide amount of three elements determination. Measuring range of 35. 00% ~ 60. 00

YS/T 928.2-2013: Methods for chemical analysis of nickel cobalt manganese composite hydrogenoxide. Part 2: Determination of nickel cntents. Dimethylglyoxime gravimetric

---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 nickel cobalt manganese composite hydrogenoxide Part 2. Determination of nickel cntents Dimethylglyoxime gravimetric ICS 77.120.60 H13 People's Republic of China Nonferrous Metals Industry Standard Nickel, cobalt, manganese hydroxides three elemental chemical analysis Part 2. Determination of nickel content Dimethylglyoxime gravimetric method hydrogenoxide-Part 2. Determinationofnickelcontents- Issued on. 2013-10-17 2014-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

YS/T 928 "nickel, cobalt, manganese hydroxides chemical analysis of the three elements" includes the total of six parts. --- Part 1. Determination of the amount of chlorine ions of silver chloride turbidimetry; --- Part 2. Determination of the amount of nickel dimethylglyoxime gravimetric method; --- Part 3. nickel, cobalt, manganese content - Inductively coupled plasma atomic emission spectrometry; --- Part 4. iron, calcium, magnesium, copper, zinc, silicon, aluminum, sodium content - Inductively coupled plasma atomic emission spectrometry; --- Part 5. Determination of lead content by inductively coupled plasma mass spectrometry; --- Part 6. Determination of the amount of sulfate ion by ion chromatography. This section YS/T 928 Part 2. This section 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. Jinchuan Group Co., Ltd. Foshan Bump circulation, Beijing General Research Institute of Mining and Metallurgy. This section is drafted. Jinchuan Group Co., Ltd. Foshan Bump cycle. Participated in the drafting of this section. Zhejiang Huayou Cobalt Co. Ltd., Anglo-German gana Metal Technology Co., Ltd. The main drafters of this section. Guopei Qing, Li Changdong, Diaoyun Lan, Qiu Ping, Yuan Jie, Li Junmao Wu late spring, Luoyue Ying, Xie Bohua, Zhang Ping. Nickel, cobalt, manganese hydroxides three elemental chemical analysis Part 2. Determination of nickel content Dimethylglyoxime gravimetric method

1 Scope

YS/T in this part 928 specifies the method for determination of nickel, cobalt, manganese hydroxides three elements of nickel content. This section applies to the determination of nickel content of nickel, cobalt, manganese hydroxides of three elements. Determination of the range of 35.00% ~ 60.00%.

2 Method summary

Sample was dissolved in hydrochloric acid, micro ammonia solution, nickel dimethylglyoxime to form a red precipitate, at 120 ℃ drying, weighed. Correct Mixed filtrate amount of nickel, at a pH of 6.5, with chloroform extraction, separation and other impurities by dimethylglyoxime spectrophotometry After correcting measured.

3 Reagents

Unless otherwise indicated in the analysis using only recognized as analytical reagents and resistivity of not less than 18.2MΩ · cm of water. 3.1 hydrochloric acid (ρ = 1.19g/mL). 3.2 hydrochloride (11). 3.3 hydrochloride (124). 3.4 nitric acid (ρ = 1.42g/mL). 3.5 nitric acid (11). 3.6 sulfate (ρ = 1.83g/mL). Aqueous ammonia 3.7 (ρ = 0.90g/mL). 3.8 Aqueous ammonia (11). 3.9 chloroform. 3.10 potassium sodium tartrate solution (200g/L), filtered to use. 3.11 ethanol solution (14). 3.12 dimethylglyoxime in ethanol (10g/L), filtered use. 3.13 dimethylglyoxime - sodium hydroxide solution (10g/L). 15g of sodium hydroxide dissolved in 100mL of water, cooled to room temperature, 1g Diacetyldioxime dissolved in the solution, and mix. 3.14 ammonium persulfate solution (50g/L). 3.15 Nickel standard stock solution. Weigh 0.1000g of nickel (wNi≥99.99%), placed in 400mL beaker, add 10mL of nitric acid (3.5), cover the dish table, low dissolved completely, adding 2mL of sulfuric acid (3.6) and continue heating until white smoke to take a lot to do, cool. Rinse table dish And Beibi, heated and dissolved salts, cooled to room temperature shifted 1000mL volumetric flask, constant volume of water. This solution 1mL containing 100μg nickel. 3.16 Nickel standard solution. Pipette 10.00mL Nickel standard stock solution (3.15) in 200mL flask, constant volume of water. This solution 1mL containing 5μg nickel. ......

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