QCRM-1-106Chrome Concentrate – 40.70% Cr2O3 – Tubatse Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 15.330 | ±0.153 |
| CaO | % | 0.575 | ±0.033 |
| Cr2O3 | % | 40.698 | ±0.063 |
| FeO | % | 26.040 | ±0.153 |
| MgO | % | 10.028 | ±0.111 |
| MnO | % | 0.265 | ±0.011 |
| P | % | 0.004 | ±0.002 |
| S | % | 0.004 | ±0.038 |
| Assigned values (for information only) | |||
| Units | Concentrations | Expanded uncertainty | |
| SiO2 | % | 4.625 | ±0.074 |
| TiO2 | % | 0.786 | ±0.020 |
| V2O5 | % | 0.371 | ±0.037 |
QCRM-1-106 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. he QCRM can also be used as a control sample in the analysis of samples of a similar type, verification of analytical methods for chrome and as a calibration standard for the calibration of equipment used for analyzing similar materials.
| Weight | 100 g |
|---|
Number of packets: