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GB/T 3654.2-2008 Active
GB/T 3654.2-2008 Ferroniobium—Determination of copper content—The neocuproine-choroform extraction photometric method
Abstract
This section specifies the determination of copper content in niobium iron using the extraction-photometry method with nitrobenzene-methyl chloride. This section is applicable to the determination of copper content in niobium iron. The determination range (mass fraction) is 0.0040% to 0.18%.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 3654.2-2008 |
| CCS | Analysis methods for steel and iron alloys |
| ICS | Iron alloy |
| Implement Date | 2008-11-01 |
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