QCRM-1-143Chrome Concentrate – 43.91% Cr2O3 – ALS Inspection
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 12.64 | ±0.08 |
| CaO | % | 0.439 | ±0.056 |
| Cr2O3 | % | 43.91 | ±0.13 |
| Feo | % | 21.20 | ±0.18 |
| MgO | % | 11.32 | ±0.11 |
| MnO | % | 0.246 | ±0.008 |
| S | % | 0.009 | ±0.002 |
| SiO2 | % | 7.76 | ±0.15 |
| TiO2 | % | 0.470 | ±0.011 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| P | % | 0.004 | ±0.002 |
| V2O5 | % | 0.267 | ±0.007 |
QCRM-1-143 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: