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GB/T 7731.7-2008 Active
GB/T 7731.7-2008 Ferrotungsten—Determination of tin content—Phenylfluorone photometric method and inductively coupled plasma-atomic emission spectrometry
Abstract
This section specifies the determination of the tin content in tungsten iron by the phenyl fluorone photometry and inductively coupled plasma atomic emission spectrometry methods. This section is applicable to the determination of the tin content in tungsten iron, with a measurement range (mass fraction) of 0.01% to 0.12%.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 7731.7-2008 |
| CCS | Analysis methods for steel and iron alloys |
| ICS | Iron alloy |
| Implement Date | 2008-11-01 |
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