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GB/T 15072.15-2008: Test method of precious metal alloys -- Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys -- Inductively coupled plasma atomic emission spectrometry
Status: Valid GB/T 15072.15: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 15072.15-2008 | English | 209 |
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Test method of precious metal alloys -- Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys -- Inductively coupled plasma atomic emission spectrometry
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GB/T 15072.15-2008
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| GB/T 15072.15-1994 | English | 199 |
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Gold, silver and palladium alloys-Determination of nickel, zinc and manganese contents
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GB/T 15072.15-1994
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Basic data | Standard ID | GB/T 15072.15-2008 (GB/T15072.15-2008) | | Description (Translated English) | Test method of precious metal alloys -- Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys -- Inductively coupled plasma atomic emission spectrometry | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H68 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 9,920 | | Date of Issue | 2008-03-31 | | Date of Implementation | 2008-09-01 | | Older Standard (superseded by this standard) | GB/T 15072.15-1994 | | Quoted Standard | YS/T 371-2006 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.5 (Total No.118) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the gold, determination of the amount of zinc and manganese, silver, palladium-nickel alloy. This section applies to AuCuNiZn, AuCuNiZnMn, AuNiCr, PdAgCuAuPtZn, AuGeNi, determination of zinc and manganese, AuGeNiCu and AuNiFeZr alloy nickel. Measuring range (mass fraction): Ni and Zn0. 5% ~ 6%, Mn0. 01% ~ 0. 5%. | GB/T 15072.15-2008: Test method of precious metal alloys -- Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys -- Inductively coupled plasma atomic emission spectrometry
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Test method of precious metal alloys. Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys. Inductively coupled plasma atomic emission spectrometry
ICS 77.120.99
H68
National Standards of People's Republic of China
Replacing GB/T 15072.15-1994
Precious metal alloys -
Determination of gold, silver, palladium alloy of nickel, zinc and manganese contents
Inductively coupled plasma atomic emission spectrometry
Posted 2008-03-31 2008-09-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is GB/T 15072-1994 "precious metals and their alloys -" (all parts) integration of amendments, minutes
19 parts.
Determination --- GB/T 15072.1-2008 Methods for chemical analysis of precious metal alloys of gold, platinum, palladium, gold alloy amount of ferrous sulfate
Potentiometric titration;
--- GB/T 15072.2-2008 Methods for chemical analysis of precious metal alloys silver alloys Determination of silver content of sodium chloride potential drop
Titration;
--- GB/T 15072.3-2008 Methods for chemical analysis of precious metal alloys of gold, platinum, palladium, platinum alloys determining the amount of potassium permanganate
Current titration;
--- GB /15072.4-2008 Methods for chemical analysis of precious metal alloys of palladium, silver-palladium alloy determining the amount of T-dimethyl glyoxal
Gravimetric method;
--- GB/T 15072.5-2008 Methods for chemical analysis of precious metal alloys of gold, measuring the potential of potassium iodide palladium alloy of silver content drops
Titration;
--- GB/T 15072.6-2008 precious metal alloys - Determination of platinum, palladium, iridium alloy in determining the amount of ferrous sulfate Current
titration;
--- GB/T 15072.7-2008 precious metal alloys - Gold alloys chromium and iron content - Inductively coupled plasma
Plasma atomic emission spectrometry;
--- GB/T 15072.8-2008 precious metal alloys - gold, palladium, silver and copper alloys - Determination of the amount of precipitation thiourea
EDTA complexometric back titration;
--- GB/T 15072.9-2008 precious metal alloys - Gold alloys - Determination of the amount of indium by EDTA back drop
Titration;
--- GB/T 15072.10-2008 precious metal alloys - Gold alloys - Determination of nickel by EDTA back drop
Titration;
--- GB/T 15072.11-2008 precious metal alloys - gold alloy of gadolinium and beryllium content - Inductively coupled plasma
Plasma atomic emission spectrometry;
--- GB T 15072.12-2008 precious metal alloys - Silver alloys - Determination of vanadium content/hydrogen peroxide spectrophotometer
Law degree;
--- GB/T 15072.13-2008 precious metal alloys - Tin in silver, cerium and lanthanum content - Inductively coupled
Plasma atomic emission spectrometry;
--- GB/T 15072.14-2008 precious metal alloys - silver alloy of aluminum and nickel content - Inductively coupled plasma
Plasma atomic emission spectrometry;
--- GB T 15072.15-2008 precious metal alloys - gold, silver, palladium alloy of nickel, zinc and manganese contents /
Inductively coupled plasma atomic emission spectrometry;
--- GB/T 15072.16-2008 precious metal alloys - gold alloy of copper and manganese content - Inductively coupled plasma
Plasma atomic emission spectrometry;
--- GB/T 15072.17-2008 precious metal alloys - Determination of tungsten content of a platinum alloy of tungsten trioxide weight
Method;
--- GB/T 15072.18-2008 precious metal alloys - Gold alloys of zirconium and gallium content - Inductively coupled plasma
Plasma atomic emission spectrometry;
--- GB/T 15072.19-2008 precious metal alloys - silver vanadium alloys and magnesium content - Inductively coupled plasma
Plasma atomic emission spectrometry.
This section GB/T 1515072-2008 part of.
This Part replaces GB/T 15072.15-1994 "precious metals and their alloys - gold, silver, palladium alloy nickel, zinc, manganese content
Determination. "
This section compared with the GB/T 15072.15-1994, have the following main changes.
--- Name from "chemical analysis of precious metals and their alloys - gold, silver, palladium alloy of nickel, zinc and manganese contents" to "co-precious metals
Methods for chemical analysis of gold, gold, silver, palladium alloy of nickel, zinc and manganese content - Inductively coupled plasma atomic emission spectrometry
law";
--- By inductively coupled plasma atomic standard instead of the original flame atomic absorption spectrometry using emission spectrometry;
--- The scope of the original standard method AuCuNiZnMn18-1.8-0.7-0.03, AuCuNiZn22-2.5-0.7, AuCu-
NiZn30-3-1, AuNiCr5-1, AuNiCr5-2, AgCuNiAl20-2-1, PdAgCuAuPtZn30-14-10-10-1 alloy expansion
Exhibition to AuCuNiZn (Mn), AuNiCr, PdAgCuAuPtZn, AuGeNi (Cu), AuNiFeZr series alloys; wherein
AuGeNi (Cu), AuNiFeZr of new series;
--- Nickel measurement range (mass fraction) from 1% to 5% expansion to 0.5% to 6%, zinc measurement range (mass fraction) by the
0.5% to 1.5% expansion to 0.5% to 6%, the measurement range of manganese (mass fraction) by the 0.01% to 0.05% expansion
0.01% to 0.5%;
--- Repeatability and allows the use of relatively poor poor allowed to replace the original criteria used.
Appendix A of this section is an informative annex.
This part is proposed by the China Nonferrous Metals Industry Association.
The non-ferrous metal part by the National Standardization Technical Committee.
This section is your research Platinum Ltd. is responsible for drafting.
The main drafters of this section. Fang Wei, Luo Yijiang, Li Kai, the Yang Yuanyuan, Jiao He, Xu Guang.
This part certifier. and He Ping, Hesu Fang.
This part of the standard replaces the previous editions are.
--- GB/T 15072.15-1994.
Precious metal alloys -
Determination of gold, silver, palladium alloy of nickel, zinc and manganese contents
Inductively coupled plasma atomic emission spectrometry
1 Scope
This section provides the gold, silver, palladium alloy of nickel, zinc and manganese determination of the amount.
This section applies to AuCuNiZn, AuCuNiZnMn, AuNiCr, PdAgCuAuPtZn, AuGeNi, AuGeNiCu and
AuNiFeZr alloy nickel, zinc and manganese determination. Measurement range (mass fraction). Ni and Zn0.5% ~ 6%, Mn0.01% ~ 0.5%.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this part. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this section, however, encourage the parties to this part of the research agreement
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
371-2006 precious metal alloys - General rules and regulations YS/T
3 Method summary
Samples with hydrochloric acid - nitric acid mixture is dissolved in hydrochloric acid and precipitation of silver, hydrazine separation of gold, platinum, palladium, copper and some added yttrium as internal
Standard, inductively coupled plasma atomic emission spectrometry (hereinafter referred to as ICP-AES) was measured, calculated nickel, zinc and manganese content.
4 Reagents and materials
Unless otherwise indicated, this part of the reagents and materials shall comply with the provisions of YS/T 371's.
4.1 Argon ((Ar) ≥99.95%).
4.2 hydrochloride (ρ1.19g/mL).
Nitrate 4.3 (ρ1.42g/mL).
4.4 hydrochloric acid - nitric acid mixture (3 + 1), when using the existing service.
Hydrochloride 4.5 (1 + 9).
4.6 hydrazine (N2H4 · H2O, contain not less than 80%).
4.7 Nickel stock standard solution. Weigh 0.1000g of nickel ((Ni) ≥99.99%), placed in 200mL beaker. Added 10mL
Mixed acid (4.4), cover the surface of the dish. Low heat to dissolve completely. Cooled to room temperature, moved with hydrochloric acid (4.5) 100mL volumetric flask and
Dilute to the mark. Mix well. 1mL solution containing 1mg nickel.
4.8 standard zinc stock solution. Weigh 0.1000g metal zinc ((Zn) ≥99.99%), placed in 200mL beaker. Added 10mL
Hydrochloric acid (4.5), cover the surface of the pan, over low heat until dissolved completely. Cooled to room temperature, moved with hydrochloric acid (4.5) 100mL volumetric flask and dilute
Explanation to the mark. Mix well. 1mL solution containing 1mg zinc.
4.9 Mn stock standard solution. Weigh 0.1000g of manganese metal ((Mn) ≥99.99%), placed in 200mL beaker. Join 5mL
5mL of water and nitric acid (4.3), cover the surface of the pan, over low heat until dissolved completely, boil drive to make nitrogen oxides. Cooled to room temperature, washed with hydrochloric acid
(4.5) transferred to 100mL volumetric flask and dilute to volume. Mix well. 1mL solution containing 1mg manganese.
4.10 yttrium stock standard solution. Accurately weigh 0.1270g yttria ((Y2O3) ≥99.99%), placed in 200mL beaker.
Added 10mL of hydrochloric acid (4.5), cover the surface of the pan, over low heat until dissolved completely. Cooled to room temperature and transferred to 100mL container with hydrochloric acid (4.5)
Volumetric flask and dilute to the mark. Mix well. 1mL solution containing 1mg yttrium.
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