YS/T 276.6-2011 English PDF

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YS/T 276.6-2011: Methods for chemical analysis of indium. Part 6: Determination of copper, cadmium and zinc content. Flame atomic absorption spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 276.6-2011	239	Add to Cart	3 days	Methods for chemical analysis of indium. Part 6: Determination of copper, cadmium and zinc content. Flame atomic absorption spectrometry	Valid

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YS/T 252.6   GB/T 3884.2   GB/T 3884.1   YS/T 276.11   YS/T 276.1   YS/T 276.10   

Basic data

Standard ID: YS/T 276.6-2011 (YS/T276.6-2011)
Description (Translated English): Methods for chemical analysis of indium. Part 6: Determination of copper, cadmium and zinc content. Flame atomic absorption spectrometry
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H13
Classification of International Standard: 77.120.99
Word Count Estimation: 9,932
Date of Issue: 2011-12-20
Date of Implementation: 2012-07-01
Older Standard (superseded by this standard): YS/T 276.5-1994
Regulation (derived from): ?MIIT Announcement 2011 No.43
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the copper indium, Determination of zinc content, cadmium. This standard applies to copper indium, determination of zinc content, cadmium. Measurement range: Cu: 0. 00030% ~ 0. 200%, Cd: 0. 00030% ~ 0. 200%, Zn: 0. 00030% ~ 0. 100%.

YS/T 276.6-2011: Methods for chemical analysis of indium. Part 6: Determination of copper, cadmium and zinc content. Flame atomic absorption 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 indium.Part 6. Determination of copper, cadmium and zinc content.Flame atomic absorption spectrometry ICS 77.120.99 H13 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 276.5-1994 Methods for chemical analysis of indium Part 6. copper, cadmium, zinc contents Flame Atomic Absorption Spectrometry Part 6. Determinationofcopper, cadmiumandzinccontent- Issued on. 2011-12-20 2012-07-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

YS/T 276 "indium chemical analysis methods," including a total of 11 parts. --- Part 1. Determination of arsenic content by hydride generation - atomic fluorescence spectrometry; --- Part 2. Determination of tin content Phenylfluorone - bromo cetyl trimethylamine spectrophotometry; --- Part 3. Determination of the amount of thallium methyl green spectrophotometry; --- Part 4. Determination of the amount of chrome aluminum Azure S Spectrophotometry; --- Part 5. Determination of iron content of 1. electrothermal atomic absorption spectrometry Method 2. Flame atomic absorption spectrometry; --- Part 6. copper, cadmium, zinc content - Flame atomic absorption spectrometry; --- Part 7. Determination of lead content by flame atomic absorption spectrometry; --- Part 8. Determination of bismuth content 1. Hydride Generation - Atomic Fluorescence Spectrometry Method 2. Flame atomic absorption spectrometry; --- Part 9. Determination of the amount of indium Na2EDTA titration; --- Part 10. bismuth, aluminum, lead, iron, copper, cadmium, tin, thallium content - Inductively coupled plasma atomic emission spectrometry; --- Part 11. arsenic, aluminum, lead, iron, copper, cadmium, tin, thallium, zinc, bismuth content - Inductively Coupled Plasma Mass Spectrometry. This section is in accordance with the rules of GB/T 1.1 gives drafted. This section YS/T Part 6 276. The partial replacement of YS/T 276.5-1994 "Methods for chemical analysis of indium atomic absorption spectrophotometry of copper, iron, zinc, cadmium content" in the Determination of copper, zinc portion, the amount of cadmium, compared with YS/T 276.5-1994, have the following main changes. --- The determination of iron in a single listed, an increase of electrothermal atomic absorption spectrometry; --- Copper measuring range extended from 0.0003% ~ 0.0015-.00030% ~ 0.200%; Cadmium measurement range extended from 0.0010% ~ 0.025 to 0.00030% - 0.200%; Zinc measurement range extended from less than 0.0010% from 0.0025 to 0.00030 percent to 0.100%; --- Complements the precision, quality assurance and control provisions; --- Complements the "test report" requirement. The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized. This standard is drafted by. Zhuzhou Smelter Group Co., Ltd., Beijing General Research Institute of Mining and Metallurgy. This section is drafted. Zhuzhou Smelter Group Co., Ltd. Participated in the drafting of this section. Beijing Nonferrous Metal Research Institute, Beijing General Research Institute of Mining and Metallurgy, Lingnan Shaoguan smelter. Drafters of this section. Lei Su letter, Zhou Yi, Wen Jie, Liu Bing, LI Yan-fen, LI Man Chi, Zhang Zhizhong, WANG Xiang, Zhu Lijuan, Tangshu Fang, Yu Li, Ning Yumei, Gong Yan, Yao Huijun, Li Qiongxia, Jiang Tao demand. This part of the standard replaces the previous editions are. --- YS/T 276.5-1994; --- GB 8221.5-1987. Methods for chemical analysis of indium Part 6. copper, cadmium, zinc contents Flame Atomic Absorption Spectrometry Warning. Use of this standard shall have a person experiences regular laboratory work. This standard does not point out all possible security issues. Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

This section YS/T 276 provides for copper indium, cadmium and zinc content. This section applies to copper, cadmium, zinc contents in indium. Measurement range Cu0.00030% ~ 0.200%, Cd0.00030% ~ 0.200%, Zn0.00030% ~ 0.100%.

2 principle of the method

Sample decomposition with hydrochloric acid. In hydrochloric acid medium, atomic absorption spectrometer wavelength 324.7nm, 228.8nm, 213.9nm place, respectively Measurement of copper, cadmium, zinc absorbance.

3 Reagents

Unless otherwise indicated, used in the analysis confirmed only for the gifted class pure reagents and distilled or deionized water or equivalent purity. 3.1 hydrochloride (ρ1.19g/mL). Nitrate 3.2 (ρ1.42g/mL). 3.3 hydrochloric acid solution (119). 3.4 nitric acid solution (11). 3.5 nitric acid solution (119). 3.6 standard solution 3.6.1 copper standard stock solution. Weigh 1.0000g copper (w≥99.99%), placed in 250mL beaker, add 15mL of nitric acid (3.2), low dissolved by heating, boiling rid of nitrogen oxides, remove cooling. Moved into 1000mL volumetric flask, nitric acid (3.5) diluted to Volume, and mix. 1mL solution containing 1mg of copper. 3.6.2 cadmium standard stock solution. Weigh 1.0000g metal cadmium (w≥99.99%) in 250mL beaker, add 15mL of nitric acid solution Solution (3.4), low dissolved by heating, boiling rid of nitrogen oxides, remove cooling. Moved into 1000mL volumetric flask, nitric acid (3.5) diluted To the mark, and mix. This solution 1mL 1mg containing cadmium. 3.6.3 standard zinc stock solution. Weigh 1.0000g zinc metal (w≥99.99%) in 250mL beaker, add 15mL of nitric acid solution Solution (3.4), low dissolved by heating, boiling rid of nitrogen oxides, remove cooling. Moved into 1000mL volumetric flask, nitric acid (3.5) diluted To the mark, and mix. 1mL solution containing 1mg zinc. 3.6.4 copper, cadmium, zinc mixed standard solution. Pipette respectively 5.00mL copper standard stock solution (3.6.1), 5.00mL cadmium standard storage solution Solution (3.6.2), 5.00mL standard zinc stock solution (3.6.3) in 1000mL volumetric flask, hydrochloric acid solution (3.3) diluted to the mark, mix uniform. This solution 1mL copper, cadmium and zinc are 5μg. 3.6.5 copper, cadmium, zinc mixed standard solution. Pipette respectively 5.00mL copper standard stock solution (3.6.1), 5.00mL cadmium standard storage solution ......

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