QCRM-2-156Manganese Ore (HG) – 42.06% Mn; 14.61% FeO – Assmang Blackrock Manganese Mine
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Cao | % | 7.78 | ±0.30 |
| Feo | % | 14.61 | ±0.23 |
| MgO | % | 2.06 | ±0.08 |
| Mn | % | 42.06 | ±0.18 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 0.26 | ±0.03 |
| BaO | % | 0.49 | ±0.02 |
| K2O | % | 0.022 | ±0.005 |
| P | % | 0.028 | ±0.002 |
| S | % | 0.15 | ±0.01 |
| SiO2 | % | 5.13 | ±0.04 |
QCRM-2-156 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 High Grade and as a calibration standard for the calibration of equipment used for analysing similar materials.
| Weight | 100 g |
|---|
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