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YS/T 1120.3-2016: Methods for chemical analysis of gold-tin alloys. Part 3: Determination of iron, copper, silver, lead, palladium, cadmium, zinc content. Inductively coupled plasma atomic emission spectrometry
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| YS/T 1120.3-2016 | English | 169 |
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Methods for chemical analysis of gold-tin alloys. Part 3: Determination of iron, copper, silver, lead, palladium, cadmium, zinc content. Inductively coupled plasma atomic emission spectrometry
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YS/T 1120.3-2016
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Basic data | Standard ID | YS/T 1120.3-2016 (YS/T1120.3-2016) | | Description (Translated English) | Methods for chemical analysis of gold-tin alloys. Part 3: Determination of iron, copper, silver, lead, palladium, cadmium, zinc content. Inductively coupled plasma atomic emission spectrometry | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H68 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 7,740 | | Date of Issue | 2016-07-11 | | Date of Implementation | 2017-01-01 | | Regulation (derived from) | Notice of the Ministry of Industry and Information Technology (2016 No. 37) | | Issuing agency(ies) | Ministry of Industry and Information Technology | | Summary | This standard specifies the determination of iron, copper, silver, lead, palladium, cadmium and zinc in gold and tin alloys. This standard is applicable to the determination of iron, copper, silver, lead, palladium, cadmium and zinc in Jixi alloy. The measurement range is shown in Table 1. (Here are charts) | YS/T 1120.3-2016: Methods for chemical analysis of gold-tin alloys. Part 3: Determination of iron, copper, silver, lead, palladium, cadmium, zinc content. Inductively coupled plasma atomic emission spectrometry
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Methods for chemical analysis of gold-tin alloys.Part 3. Determination of iron, copper, silver, lead, palladium, cadmium, zinc content.Inductively coupled plasma emission emission
ICS 77.120.99
H68
People's Republic of China Nonferrous Metals Industry Standard
Metallographic analysis of gold alloy
Part 3. determination of iron, copper, silver, lead, palladium, cadmium and zinc
Inductively coupled plasma atomic emission spectrometry
Part 3. Determination ofiron, copper, silver, lead, paladium, cadmium, zinccontent
2016-07-11 released
2017-01-01 Implementation
Issued by the Ministry of Industry and Information Technology of the People's Republic of China
Foreword
YS/T 1120 "gold and tin alloy chemical analysis method" is divided into the following three parts;
- Part 1. Determination of gold quantity - Fire test method;
- Part 2. Determination of tin content - Fluoride precipitation EDTA complexometric titration;
Part 3. Determination of iron, copper, silver, lead, palladium, cadmium and zinc - Inductively coupled plasma atomic emission spectrometric method.
This section is part 3 of YS/T 1120.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243) proposed and centralized.
This part of the main drafting unit. your research and testing technology (Yunnan) Co., Ltd., your research Platinum Co., Ltd., China Nonferrous Metals Industry
Standard Measurement Quality Institute.
This part participates in the drafting unit. Guangzhou Nonferrous Metals Research Institute, Beijing Institute of Nonferrous Metals and Rare Earth Application, Jiangxi Han's Precious Metals
Co., Ltd., Fujian Zijin Mining and Metallurgy Testing Technology Co., Ltd., Anhui Tongling colored rare precious metals branch.
This part of the main drafters. He Jiao, Xiang Lei, Fang Haiyan, Li Guangli, Sun Qi, Wang Jin, Wang Fang, Wang Lingfeng, Yu Jinsheng, Gong Changhe, Chen Yan,
Yu Fengshan, Sun Baofei, Fan Shuhui, Zhi Fuguo.
Metallographic analysis of gold alloy
Part 3. determination of iron, copper, silver, lead, palladium, cadmium and zinc
Inductively coupled plasma atomic emission spectrometry
1 Scope
This part of YS/T 1120 specifies the determination of iron, copper, silver, lead, palladium, cadmium and zinc in gold and tin alloys.
This part is applicable to the determination of iron, copper, silver, lead, palladium, cadmium and zinc in gold and tin alloy. The measurement range is shown in Table 1.
Table 1 Measurement range
Element determination range /% element determination range /%
Iron 0.001 ~ 0.1
Copper 0.001 ~ 0.1
Silver 0.001 to 0.1
Lead 0.001 ~ 0.1
Palladium 0.001 to 0.1
Cadmium 0.001 ~ 0.1
Zinc 0.001 to 0.1
- -
2 method summary
The samples were determined by hydrochloric acid, nitric acid, and inductively coupled plasma atomic emission spectrometry. The contents of iron, copper, silver, lead, palladium, cadmium and zinc were calculated.
Volume fraction.
3 reagents and materials
The laboratory uses water as a water.
3.1 nitric acid (ρ1.42g/mL), excellent grade pure.
3.2 hydrochloric acid (ρ1.19g/mL), excellent grade pure.
3.3 Hydrochloric acid (1 4).
3.4 iron standard storage solution. Weigh 0.1000g metal iron powder (mass fraction ≥ 99.99%), placed in 100mL quartz beaker, add
3mL hydrochloric acid (3.2), dissolved in low temperature heating completely, into the 100mL volumetric flask, add 10mL hydrochloric acid (3.2), diluted with water to the mark. mix
uniform. This solution contains 1 mL of 1.0 mg of iron.
3.5 copper standard storage solution. Weigh 0.1000g metal copper (mass fraction ≥ 99.99%), placed in 100mL quartz beaker, add
2mL nitric acid (3.1), dissolved in low temperature heating completely, into the 100mL volumetric flask, add 10mL hydrochloric acid (3.2), diluted with water to the mark.
Mix well. This solution contains 1 mL of 1.0 mg of copper.
3.6 silver standard storage solution. Weigh 0.1000g metal silver (mass fraction ≥ 99.99%), placed in 100mL quartz beaker, add
2mL nitric acid (3.1), dissolved in low temperature heating completely, into the 100mL volumetric flask, add 70mL hydrochloric acid (3.2), diluted with water to the mark.
Mix well. This solution contains 1 mL of 1.0 mg of silver.
3.7 lead standard storage solution. Weigh 0.1000g metal lead (mass fraction ≥ 99.99%), placed in 100mL quartz beaker, add
3mL nitric acid (3.1), dissolved in low temperature heating completely, into the 100mL volumetric flask, add 10mL hydrochloric acid (3.2), diluted with water to the mark.
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