QCRM-5-081Copper Ore – 1.93% Cu, 2.53% Fe – Lubambe Copper Mine, Zambia
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al | % | 8.89 | ±0.53 |
| Ca | % | 0.27 | ±0.03 |
| Co | % | 0.013 | ±0.002 |
| Cu | % | 1.93 | ±0.04 |
| Cu (soluble) | % | 0.42 | ±0.03 |
| Fe | % | 2.53 | ±0.12 |
| Mg | % | 1.38 | ±0.06 |
| Mn | % | 0.022 | ±0.002 |
| Pb | 0.004 | ±0.002 | |
| Zn | % | 0.005 | ±0.004 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| Ni | % | 0.005 | ±0.002 |
| S | % | 0.51 | ±0.10 |
| Si | % | 27.60 | ±0.93 |
QCRM-5-081 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 ore and as a calibration standard for the calibration of equipment used for analysing similar materials.
| Weight | 100 g |
|---|
Number of packets: