QCRM-5-064Copper Concentrate – 14.93% Cu; 89.3g/t Ag; 1327ppm As – Rio Tinto Kennecott, USA
| Certified values | |||
|---|---|---|---|
| Analytes | Units | Concentrations | Expanded uncertainty |
| Ag | g/t | 89.3 | ±1.5 |
| Al | % | 2.10 | ±0.08 |
| Ca | % | 1.06 | ±0.06 |
| Cu | % | 14.93 | ±0.09 |
| Fe | % | 18.00 | ±0.37 |
| Mg | % | 1.39 | ±0.07 |
| Mn | % | 0.023 | ±0.002 |
| Mo | % | 0.98 | ±0.02 |
| Pb | % | 0.242 | ±0.006 |
| S | % | 22.06 | ±0.57 |
| Si | % | 13.55 | ±0.75 |
| Zn | % | 0.222 | ±0.008 |
| ASSIGNED VALUES (FOR INFORMATION ONLY) | |||
| Analytes | Units | Concentrations | Expanded uncertainty |
| As | ppm | 1327 | ±47 |
| Au | g/t | 7.7 | ±1.6 |
| Bi | ppm | 149 | ±42 |
| Co | % | 0.008 | ±0.002 |
| Cu (soluble) | % | 0.57 | ±0.10 |
| K | % | 1.66 | ±0.15 |
| Na | % | 0.23 | ±0.08 |
| Ni | % | 0.008 | ±0.002 |
| Se | ppm | 116 | ±22 |
QCRM-5-064 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 Copper Concentrate and as a calibration standard for the calibration of equipment used for analysing similar materials.
| Weight | 100 g |
|---|
Number of packets: