QCRM-2-171Manganese Ore (HG) – 43.65% Mn; 17.09% FeO – Manganese Metal Company
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Al2O3 | % | 0.31 | ±0.02 |
| FeO | % | 17.09 | ±0.19 |
| K2O | % | 0.019 | ±0.002 |
| MgO | % | 0.42 | ±0.02 |
| Mn | % | 43.65 | ±0.14 |
| P | % | 0.038 | ±0.002 |
| S | % | 0.44 | ±0.01 |
| SiO2 | % | 3.81 | ±0.10 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| BaO | % | 1.90 | ±0.07 |
| CaO | % | 7.81 | ±0.19 |
QCRM-2-171 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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