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GB/T 27679-2011 Active
GB/T 27679-2011 Copper,lead,zinc and nickel concentrates—Experimental methods for checking the precision of sampling
Abstract
This standard specifies the inspection methods for the precision of copper, lead, zinc, and nickel concentrates, including sampling, sample processing, chemical analysis, physical testing, and moisture determination. According to ISO 12743, the precision is expressed in the form of standard deviation.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 27679-2011 |
| CCS | Heavy metal mines |
| ICS | Non-ferrous metals comprehensive |
| Implement Date | 2012-10-01 |
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