QCRM-1-117Chrome Ore – 39.30% Cr2O3 – Tubatse Chrome Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 15.07 | ±0.08 |
| CaO | % | 0.48 | ±0.03 |
| Cr2O3 | % | 39.30 | ±0.09 |
| FeO | % | 26.51 | ±0.11 |
| MgO | % | 10.55 | ±0.08 |
| MnO | % | 0.249 | ±0.004 |
| S | % | 0.12 | ±0.01 |
| SiO2 | % | 5.50 | ±0.08 |
| TiO2 | % | 0.85 | ±0.01 |
| V2O5 | % | 0.36 | ±0.02 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| ANALYTES | UNITS | CONCENTRATIONS | EXPANDED UNCERTAINTY |
| P | % | 0.004 | ±0.002 |
QCRM-1-117 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: