QCRM-5-100Copper Concentrate – 21.78% Cu; 604g/t Ag – Dundee Precious Metals, Namibia
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Ag | g/t | 604 | ±13 |
| Al | % | 2.91 | ±0.09 |
| As | ppm | 295 | ±21 |
| Au | g/t | 0.27 | ±0.03 |
| Ca | % | 2.52 | ±0.13 |
| Cu | % | 21.78 | ±0.11 |
| Cu (Soluble) | % | 16.02 | ±0.38 |
| Fe | % | 7.51 | ±0.26 |
| Mg | % | 1.00 | ±0.05 |
| Mn | % | 0.052 | ±0.002 |
| Pb | % | 1.87 | ±0.03 |
| S | % | 2.24 | ±0.06 |
| Si | % | 14.77 | ±0.30 |
| Zn | % | 0.036 | ±0.004 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| Bi | ppm | 268 | ±67 |
| Cd | ppm | 21.5 | ±7.3 |
| Fe | % | 0.007 | ±0.002 |
| Pb | % | 0.004 | ±0.002 |
| Sb | ppm | 58 | ±17 |
QCRM-5-100 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 analysing similar materials.
| Weight | 100 g |
|---|
Number of packets: