YS/T 1073-2015 (YST1073-2015)

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YS/T 1073-2015	English	209	Add to Cart	3 days [Need to translate]	Chemical analysis methods of palladium-carbon. Determination of plumbum, cuprum and iron contents. Inductively coupled plasma-atomic emission spectrometry	YS/T 1073-2015		YS/T 1073-2015

YS/T 1073-2015
(Palladium on carbon chemical analysis of lead, copper, iron content - Inductively coupled plasma atomic emission spectrometry)
ICS 77.120.99
H68
People's Republic of China Nonferrous Metals Industry Standard
Palladium on carbon chemical analysis
Determination of lead, copper, iron content
Inductively coupled plasma atomic emission spectrometry
Determinationofplumbum, cuprumandironcontents-
Issued on. 2015-04-30
2015-10-01 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) and focal points.
This standard is drafted by. Your research Platinum Ltd., your research Inspection Technologies (Yunnan) Co., Ltd.
Participated in the drafting of this standard. Riko Shaanxi New Materials Co., Beijing Mining Research Institute, Beijing Nonferrous Metal Research Institute,
Guangzhou Nonferrous Metal Research Institute, China Nonferrous Guilin Research Institute of Geology and Minerals Co. Ltd., Henan Zhongyuan Gold Smelter Co., West
North Nonferrous Metal Research Institute, Tongling Nonferrous Metals Group Holdings Limited.
The main drafters of this standard. Renchuan Ting, Xu Guang, Tangfa Jing, Caiwan Yu, Li Qing, Ma Yuan, Dai Yunsheng, Fang Wei, Li Guangli, Gan Jian Zhuang, Zhu Wuxun,
Nguyen Cinnamon, Shi Ye Hong, ZHANG Jin, Li, Wang Fang, Tangbi Yu, Liu Chengxiang, Zhou Kai, Gong Chang together, Chen Yan.
Palladium on carbon chemical analysis
Determination of lead, copper, iron content
Inductively coupled plasma atomic emission spectrometry
1 Scope
This standard specifies the lead, copper, iron determination of the amount of palladium on charcoal.
This standard applies to lead, copper, iron in determining the amount of palladium on carbon. Measurement range. 0.010% to 0.10%.
2 Method summary
Sample with nitric acid, perchloric acid digestion, activated charcoal until digestion was complete, the selected emission spectrometer inductively coupled plasma atomic article in
Under parts, measuring the mass concentration of each element in the test solution, the calculation of lead, copper and iron.
3 Reagents and materials
Unless otherwise indicated, in the analysis using only the confirmation of analytical grade reagents and distilled water again.
3.1 hydrochloric acid (ρ = 1.19g/mL).
3.2 nitric acid (ρ = 1.42g/mL).
3.3 perchloric acid (ρ = 1.42g/mL).
3.4 nitric acid (19).
3.5 lead standard stock solution. Weigh 0.1000g metallic lead (Pb mass fraction ≥99.99%), placed in 100mL beaker, add
10mL water, 10mL of nitric acid (3.2), cover the surface of the pan, over low heat to dissolve. Cooling to room temperature, transferred to 100mL volumetric flask, dilute with water
Explanation to the mark. Mix well. 1mL solution containing 1mg lead.
3.6 copper standard stock solution. Weigh 0.1000g copper (mass fraction of copper ≥99.99%), placed in 100mL beaker, add
10mL water, 10mL of nitric acid (3.2), cover the surface of the pan, over low heat to dissolve. Cooling to room temperature, transferred to 100mL volumetric flask, dilute with water
Explanation to the mark. Mix well. 1mL solution containing 1mg of copper.
3.7 iron standard stock solution. Weigh 0.1430g ferric oxide (Fe2O3 mass fraction ≥99.99%), placed in 100mL beaker
Added 10mL of water, 10mL of hydrochloric acid (3.1), cover the surface of the pan, over low heat to dissolve. Cooled to room temperature, transferred to 100mL volumetric flask
Diluted with water to the mark. Mix well. 1mL solution containing 1mg iron.
3.8 Lead copper and iron mixed standard solution. Pipette 10.00mL were lead, copper, iron standard stock solution (3.5, 3.6) in 100mL flask
The use of nitric acid (3.4) diluted to the mark, and mix. This solution 1mL lead containing 100μg, 100μg copper, 100μg iron.
3.9 argon (volume fraction ≥99.99%).
4 Instrument
Inductively coupled plasma atomic emission spectrometer. Instrument conditions see Appendix A.
Under optimum working conditions for those who can reach the following indicat