QCRM-1-109Chrome Ore – 30.11% Cr2O3 – Dwarsrivier Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 11.95 | ±0.11 |
| CaO | % | 1.67 | ±0.08 |
| Cr2O3 | % | 30.11 | ±0.11 |
| FeO | % | 19.81 | ±0.13 |
| MgO | % | 14.38 | ±0.11 |
| MnO | % | 0.211 | ±0.004 |
| P | % | 0.006 | ±0.002 |
| S | % | 0.008 | ±0.002 |
| SiO2 | % | 19.53 | ±0.21 |
| TiO2 | % | 0.51 | ±0.01 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| V2O5 | % | 0.26 | ±0.01 |
QCRM-1-109 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 analyzing similar materials.
| Weight | 100 g |
|---|
Number of packets: