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GB/T 4324.26-2012 Active
GB/T 4324.26-2012 Methods for chemical analysis of tungsten—Part 26:Determination of nitrogen content—Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry
Abstract
This part of GB/T 4324 specifies the method for determining the nitrogen content in tungsten powder and tungsten bars.
This part is applicable to the determination of nitrogen content in tungsten. Method I has a determination range of 0.0005% to 0.040%; Method II has a determination range of 0.001% to 0.005%.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 4324.26-2012 |
| CCS | Rare high-melting-point metals and their alloys |
| ICS | Other non-ferrous metals and their alloys |
| Implement Date | 2013-10-01 |
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