QCRM-1-186Chrome Ore – 36.86% Cr2O3 – Samancor Western Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 12.85 | ±0.16 |
| CaO | % | 0.45 | ±0.06 |
| Cr2O3 | % | 45.55 | ±0.17 |
| FeO | % | 24.41 | ±0.16 |
| MgO | % | 9.99 | ±0.09 |
| MnO | % | 0.31 | ±0.01 |
| P | % | 0.006 | ±0.002 |
| S | % | 0.37 | ±0.03 |
| SiO2 | % | 3.89 | ±0.07 |
| TiO2 | % | 0.66 | ±0.01 |
| V2O5 | % | 0.17 | ±0.02 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| C | % | 0.05 | ±0.02 |
QCRM-1-186 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 ore and as a calibration standard for the calibration of equipment used for analysing similar materials.
| Weight | 100 g |
|---|
Number of packets: