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GB/T 4325.9-2013: Methods for chemical analysis of molybdenum -- Part 9: Determination of nickel content -- Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry
Status: Valid GB/T 4325.9: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4325.9-2013 | English | 229 |
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Methods for chemical analysis of molybdenum -- Part 9: Determination of nickel content -- Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry
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GB/T 4325.9-2013
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| GB/T 4325.9-1984 | English | 199 |
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Methods for chemical analysis of molybdenum--The dimethylglyoxime gravimetric method for the determination of nickel content
| Obsolete |
GB/T 4325.9-1984
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PDF similar to GB/T 4325.9-2013
Basic data | Standard ID | GB/T 4325.9-2013 (GB/T4325.9-2013) | | Description (Translated English) | Methods for chemical analysis of molybdenum -- Part 9: Determination of nickel content -- Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H63 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 10,172 | | Older Standard (superseded by this standard) | GB/T 4325.8-1984; GB/T 4325.9-1984 | | Quoted Standard | GB/T 6682; GB/T 12806; GB/T 12808; GB/T 12809; GB/T 12810 | | Regulation (derived from) | National Standards Bulletin 2013 No. 6 | | 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 amount of nickel molybdenum determination. This section applies to molybdenum powder, molybdenum, molybdenum trioxide, ammonium nickel content. Method one measuring range: 0. 000 2% to 0. 0100%, Method Two Measuring range: 0. 0 | GB/T 4325.9-2013: Methods for chemical analysis of molybdenum -- Part 9: Determination of nickel content -- Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry
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Methods for chemical analysis of molybdenum Part 9... Determination of nickel content Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry
ICS 77.120.99
H63
National Standards of People's Republic of China
Replacing GB/T 4325.8-1984, GB/T 4325.9-1984
Chemical analysis of molybdenum
Part 9. Determination of nickel content
Dimethylglyoxime spectrophotometry and flame
Atomic Absorption Spectrometry
Part 9. Determinationofnickelcontent-
Issued on. 2014-02-01 2013-05-09 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 4325 "chemical analysis of molybdenum" is divided into 26 parts.
--- Part 1. Determination of lead content - Graphite furnace atomic absorption spectrometry;
--- Part 2. Determination of cadmium content by flame atomic absorption spectrometry;
--- Part 3. Determination of bismuth content - atomic fluorescence spectrometry;
--- Part 4. Determination of tin content by atomic fluorescence spectrometry;
--- Part 5. Determination of antimony content - Atomic Fluorescence Spectrometry;
--- Part 6. Determination of arsenic content by atomic fluorescence spectrometry;
--- Part 7. Determination of the amount of iron phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry;
--- Part 8. Determination of cobalt content of cobalt reagents spectrophotometry and flame atomic absorption spectrometry;
--- Part 9. Determination of the amount of nickel dimethylglyoxime spectrophotometric method and the flame atomic absorption spectrometry;
--- Part 10. Determination of copper content - Flame atomic absorption spectrometry;
--- Part 11. Determination of aluminum content of chromium azure S spectrophotometry and inductively coupled plasma atomic emission spectrometry;
--- Part 12. silicon content - Inductively coupled plasma atomic emission spectrometry;
--- Part 13. Determination of calcium content by flame atomic absorption spectrometry;
--- Part 14. Determination of magnesium content - Flame atomic absorption spectrometry;
--- Part 15. Determination of sodium content by flame atomic absorption spectrometry;
--- Part 16. Determination of potassium content by flame atomic absorption spectrometry;
--- Part 17. Determination of titanium content of two methane antipyrine spectrophotometry and inductively coupled plasma atomic emission spectrometry;
--- Part 18. Determination of the amount of vanadium tantalum reagent spectrophotometry and inductively coupled plasma atomic emission spectrometry;
--- Part 19. Determination of chromium content of diphenyl carbon acid dihydrazide spectrophotometry;
--- Part 20. Determination of manganese content by flame atomic absorption spectrometry;
--- Part 21. Determination of the amount of carbon and sulfur content of the high-frequency combustion infrared absorption method;
--- Part 22. Determination of phosphorus content - Molybdenum blue spectrophotometric method;
--- Part 23. Determination of the oxygen and nitrogen inert gas fusion infrared absorption method - thermal conductivity method;
--- Part 24. Determination of tungsten content - Inductively coupled plasma atomic emission spectrometry;
--- Part 25. Determination of the amount of hydrogen in the inert gas fusion infrared absorption method/thermal conductivity method;
--- Part 26. aluminum, magnesium, calcium, vanadium, chromium, manganese, iron, cobalt, nickel, copper, zinc, arsenic, cadmium, tin, antimony, tungsten, lead and bismuth content - Inductively coupled
Co-Plasma Mass Spectrometry.
This section GB/T 94325 Part of.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 4325.8-1984 "spectrophotometric determination of chemical analysis of molybdenum nickel dimethylglyoxime" and GB/T 4325.9-
1984 "Determination of nickel chemical analysis of molybdenum dimethylglyoxime gravimetric method." This portion of the GB/T 4325.8-1984 and
GB/T 4325.9-1984 compared to the main technical changes are as follows.
--- Reserved "dimethylglyoxime spectrophotometric method", the "dimethylglyoxime gravimetric method" to "flame atomic absorption spectrometry";
--- Increased repeatability terms;
--- Increasing the test report clause.
The method of analysis of this part of an arbitration method.
The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized.
This section is drafted. Jinduicheng Molybdenum Industry Co., Ltd., Guangzhou Nonferrous Metal Research Institute, Ganzhou Nonferrous Metallurgy Research Institute, Nanchang hard
Alloy plant.
The main drafters of this section. Li Qiao Hong, Xie Mingming, towards Bai Lin, Wang Feng, Zhangjiang Feng, Maili Bi, Li Zhiyong, Shu Xiaodan, Sun Xiaoyong,
Ma Zhijun.
This part of the standard replaces the previous editions are.
--- GB/T 4325.8-1984, GB/T 4325.9-1984.
Chemical analysis of molybdenum
Part 9. Determination of nickel content
Dimethylglyoxime spectrophotometry and flame
Atomic Absorption Spectrometry
1 Scope
GB/T 4325 provisions of this part of the determination of molybdenum in nickel content.
This section applies to molybdenum powder, molybdenum, molybdenum trioxide, ammonium molybdate determination of nickel content. A method for measuring range. 0.0002% ~
0.0100%; Method two measuring range. 0.0001% to 0.0100%.
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) apply to this section.
GB/T 6682 analytical laboratory use specifications and test methods (ISO 3696)
GB/T 12806 Laboratory glassware single marking flask (ISO 1042)
GB/T 12808 standard laboratory glassware single line pipette (ISO 648)
GB/T 12809 laboratory design and construction principles of glassware gauges (ISO 384)
GB/T 12810 calibration laboratory capacity and methods of use of glassware gauges (ISO 4787)
3 General
3.1 Unless otherwise stated, the use of analytical reagent only recognized in the analysis; the water is distilled or deionized water or equivalent purity,
Shall comply with GB/T 6682's.
3.2 instruments shall be within the test cycle, the performance indicators should meet the technical parameters required for verification; glass containers
GB/T 12808, GB/T 12809, GB/T 12806 stipulated A-level, with reference to the specific use of GB/T 12810 of.
4 method dimethylglyoxime spectrophotometry
4.1 Method summary
The sample was sulfuric acid, ammonium sulfate decomposition. Ammonium citrate - ammonium hydroxide molybdenum complex subject, at pH8 ~ 9, with dimethyl glyoxal oxime - trichloro
Methane extraction, with 0.5g/L hydrochloric acid, and extracted in an alkaline medium, the presence of an oxidizing agent, nickel dimethylglyoxime to form a colored complex measured
Absorbance.
4.2 Reagents
4.2.1 Ammonium sulfate.
4.2.2 chloroform.
4.2.3 sulfuric acid (ρ = 1.84g/mL).
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