QCRM-1-159Chrome Concentrate – 45.12% Cr2O3 – Samancor Western Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 14.99 | ±0.22 |
| CaO | % | 0.17 | ±0.04 |
| Cr2O3 | % | 45.12 | ±0.11 |
| FeO | % | 27.12 | ±0.17 |
| MgO | % | 9.39 | ±0.12 |
| MnO | % | 0.24 | ±0.01 |
| P | % | 0.003 | ±0.002 |
| S | % | 0.008 | ±0.002 |
| SiO2 | % | 1.18 | ±0.04 |
| TiO2 | % | 0.74 | ±0.02 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| V2O5 | % | 0.39 | ±0.03 |
QCRM-1-159 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 Chrome Concentrate and as a calibration standard for the calibration of equipment used for analyzing similar materials.
| Weight | 100 g |
|---|
Number of packets:
Categories: Chrome, Chrome Concentrate

