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GB/T 4324.13-2008 Active
GB/T 4324.13-2008 Methods for chemical analysis of tungsten—Determination of calcium content—The inductively coupled plasma atomic emission spectrometry
Abstract
This part specifies the method for determining the calcium content in tungsten powder, tungsten bars, tungsten trioxide, blue tungsten, purple tungsten, tungsten carbide, tungstic acid, ammonium tungstate, and ammonium paratungstate. This part is applicable to the determination of calcium content in tungsten powder, tungsten bars, tungsten trioxide, blue tungsten, purple tungsten, tungsten carbide, tungstic acid, ammonium tungstate, and ammonium paratungstate. The measurement range is 0.0003% to 0.050%.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 4324.13-2008 |
| CCS | Rare high-melting-point metals and their alloys |
| ICS | Other non-ferrous metals and their alloys |
| Implement Date | 2008-12-01 |
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