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YS/T 953.7-2014 English PDF

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YS/T 953.7-2014: Methods for chemical analysis of fire smelting nickel substrate material. Part 7: Determination of copper content. BCO spectrophotometric method and flame atomic absorption spectrometric method
Status: Valid
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YS/T 953.7-2014English239 Add to Cart 3 days [Need to translate] Methods for chemical analysis of fire smelting nickel substrate material. Part 7: Determination of copper content. BCO spectrophotometric method and flame atomic absorption spectrometric method Valid YS/T 953.7-2014

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Basic data

Standard ID YS/T 953.7-2014 (YS/T953.7-2014)
Description (Translated English) Methods for chemical analysis of fire smelting nickel substrate material. Part 7: Determination of copper content. BCO spectrophotometric method and flame atomic absorption spectrometric method
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H13
Classification of International Standard 77.120.40
Word Count Estimation 9,990
Date of Issue 10/14/2014
Date of Implementation 4/1/2015
Quoted Standard GB/T 20066
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 determination pyrometallurgical nickel substrate compound of copper content bicyclic cyclohexanone oxalyl dihydrazone spectrophotometry and flame atomic absorption spectrometry. This section applies to the determination pyromet

YS/T 953.7-2014: Methods for chemical analysis of fire smelting nickel substrate material. Part 7: Determination of copper content. BCO spectrophotometric method and flame atomic absorption spectrometric method



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Methods for chemical analysis of fire smelting nickel substrate material Part 7. Determination of copper content BCO spectrophotometric method and flame atomic absorption spectrometric method ICS 77.120.40 H13 People's Republic of China Nonferrous Metals Industry Standard Methods for chemical analysis pyrometallurgical nickel substrate material Part 7. Determination of copper content Bicyclic cyclohexanone oxalyl Spectrophotometric Method and flame Atomic Absorption Spectrometry Part 7. Determinationofcoppercontent- Issued on. 2015-04-01 2014-10-14 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

YS/T 953 "pyro-metallurgical materials for chemical analysis of nickel substrate" is divided into 11 parts. --- Part 1. Determination of the amount of nickel dimethylglyoxime spectrophotometry and dimethylglyoxime gravimetric method; --- Part 2. Determination of the amount of silicon silicon molybdenum blue spectrophotometric method and perchloric acid dehydration gravimetric method; --- Part 3. Determination of phosphorus content of bismuth phosphorus molybdenum blue spectrophotometric method; --- Part 4. Determination of chromium content ammonium ferrous sulfate titration; --- Part 5. Determination of manganese content - Potassium periodate spectrophotometric method; --- Part 6. Determination of cobalt content of 5-Cl-PADAB spectrophotometry and flame atomic absorption spectrometry; --- Part 7. Determination of copper content bicyclic cyclohexanone oxalyl Spectrophotometric Method and flame atomic absorption spectrometry; --- Part 8. Determination of iron content dichromate method; --- Part 9. Carbon and sulfur content was measured high-frequency combustion infrared absorption method; --- Part 10. nickel, chromium, manganese, cobalt, copper, phosphorus content - Inductively coupled plasma atomic emission spectrometry; --- Part 11. lead, arsenic, cadmium, mercury content - Inductively Coupled Plasma Mass Spectrometry. This is Part 7 YS/T 953, where 1 is the Arbitration Act. This section drafted in accordance with GB/T 1.1-2009 given rules. The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized. This section is responsible for drafting unit. Zhongbao Binhai Nickel Industry Co., Ltd. Part 1 Drafted by. Zhongbao Binhai Nickel Industry Co., Ltd. This section 1 involved in the drafting unit. Guangxi Science and Technology Silver billion mining and metallurgy company, People's Republic of China Nantong Exit Inspection and Quarantine, Shanxi Taigang Stainless Steel. The main drafters of this Part 1. M Zhou Jian, Liu Xianbin, Liu Kang, and run the show, Yee-Min Jen, Douhuai Zhi, Dingju Xiang, Guo Mingjian, Liu Aikun, Shizhan Ying. This section was drafted by Method 2. People's Republic of China Changshu Exit Inspection and Quarantine, Zhongbao Binhai Nickel Industry Co., Ltd. Method 2 involved in the drafting of this part of the unit. People's Republic of China Bayuquan Entry-out of Nantong People's Republic of China Habitat Inspection and Quarantine Bureau. The main drafters of this section Method 2. Wang Hui, Liu Feng, Wu Cheng, Zhou M, Liu Xianbin, Wang Xiao Cui, Li Changli, Wang Caiyun, Douhuai Zhi, Dingju Xiang. Methods for chemical analysis pyrometallurgical nickel substrate material Part 7. Determination of copper content Bicyclic cyclohexanone oxalyl Spectrophotometric Method and flame Atomic Absorption Spectrometry

1 Scope

YS/T of the provisions of section 953 determination pyrometallurgical Nickel bicyclic cyclohexanone oxalyl Spectrophotometric Method and flame atomic absorption spectrometry Base compound of copper content. This section applies to the determination pyrometallurgical nickel substrate in an amount of copper compound. The method of measuring a range of 0.0050% to 0.10%, the second measuring method Set in the range of 0.010% to 0.10%.

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 20066 Steel and iron - Sampling and determination of the chemical composition of the sample with a sample preparation method 3 1 bicyclic cyclohexanone oxalyl Spectrophotometric Method 3.1 Method summary Sample in hydrochloric acid and nitric acid to dissolve. With citric acid as a masking agent, the acidity of the solution was adjusted to pH8.9 ~ 9.5, adding an appropriate amount of cyclohexanone oxalyl bicyclic Dihydrazone (BCO) reagent with Cu (Ⅱ) generates blue complex, the absorbance is measured in a spectrophotometer 600nm wavelength, calculate the amount of copper. 3.2 Reagents Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity of its water. 3.2.1 hydrochloric acid (ρ = 1.42g/mL). 3.2.2 nitric acid (ρ = 1.19g/mL). 3.2.3 hydrofluoric acid (ρ = 1.15g/mL). 3.2.4 perchloric acid (ρ = 1.67g/mL). 3.2.5 ammonia water (ρ = 0.91g/mL). 3.2.6 absolute ethanol (99.7%). 3.2.7 ethanol solution (11). 3.2.8 nitric acid (11). 3.2.9 ammonia (11). 3.2.10 citric acid solution (200g/L). 3.2.11 neutral red indicator (1g/mL ethanol solution). 3.2.12 ammonium - ammonium chloride buffer solution (pH value 9.2). Weigh 54g of ammonium chloride in 500mL beaker, add 200mL water dissolved, Plus 63mL ammonia (3.2.5) and transferred to 1000mL volumetric flask, dilute with water to volume, and mix.

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