QCRM-5-043Copper Concentrate – 22.57% Cu; 17.9% Zn; 5.41% S – Kalahari Copperbelt, Botswana
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Cu | % | 22.57 | ±0.44 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | Units | Concentrations | Expanded uncertainty |
| Al | % | 0.57 | ±0.09 |
| Ca | % | 0.35 | ±0.04 |
| Co | % | 0.82 | ±0.06 |
| Cu (soluble) | % | 18.8 | ±1.9 |
| Fe | % | 3.87 | ±0.52 |
| Mg | % | 0.69 | ±0.09 |
| Ni | % | 0.08 | ±0.03 |
| Pb | % | 0.45 | ±0.04 |
| S | % | 5.41 | ±0.21 |
| Si | % | 3.12 | ±0.29 |
| Zn | % | 17.9 | ±2.1 |
QCRM-5-043 is a certified reference material which is suitable for use as random control samples in routine analytical laboratory quality control, when inserted within a batch of samples and measured in parallel to the unknown. The QCRM can also be used as a control sample in the analysis of samples of a similar type, verification of analytical methods for copper concentrate and as a calibration standard for the calibration of equipment used for analyzing similar materials.
| Weight | 100 g |
|---|
Number of packets: