QCRM-1-135Chrome Concentrate – 45.66% Cr2O3 – Lanxess Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 14.78 | ±0.11 |
| CaO | % | 0.170 | ±0.041 |
| Cr2O3 | % | 45.66 | ±0.14 |
| FeO | % | 26.14 | ±0.12 |
| MgO | % | 9.783 | ±0.064 |
| MnO | % | 0.233 | ±0.006 |
| P | % | 0.003 | ±0.002 |
| S | % | 0.005 | ±0.002 |
| SiO2 | % | 1.334 | ±0.051 |
| TiO2 | % | 0.657 | ±0.015 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| V2O5 | % | 0.374 | ±0.020 |
QCRM-1-135 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: