QCRM-2-134Manganese Ore (HG) – 47.43% Mn; 12.83% FeO – Assmang Blackrock Manganese Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| CaO | % | 4.99 | ±0.14 |
| FeO | % | 12.83 | ±0.18 |
| K2O | % | 0.03 | ±0.02 |
| MgO | % | 1.27 | ±0.05 |
| Mn | % | 47.43 | ±0.23 |
| P | % | 0.029 | ±0.002 |
| S | % | 0.08 | ±0.03 |
| SiO2 | % | 6.03 | ±0.07 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 0.35 | ±0.04 |
| BaO | % | 0.36 | ±0.02 |
QCRM-2-134 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 Manganese Ore and as a calibration standard for the calibration of equipment used for analyzing similar materials.
| Weight | 100 g |
|---|
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