OREAS 99
Specs
- CRM Type: primary
- Matrix: copper concentrate
- Mineralisation: sediment hosted
CRM Group
Price
- 10g = $4.57
OREAS 99 is a copper concentrate obtained from the CSA mine in Cobar, New South Wales. This reference material has been characterised for Cu and Ag by classical methods at umpire laboratories. It is packaged in 10g units and sealed under nitrogen in laminated foil pouches.
| Constituent | Certified Value | 1SD | 95% Confidence Low | 95% Confidence High | Method |
|---|---|---|---|---|---|
| Copper, Cu (wt.%) | 25.89 | 0.1 | 25.82 | 25.96 | Titration |
| Silver, Ag (ppm) | 67.3 | 1.7 | 66.1 | 68.5 | 4-Acid Digest |