OREAS 992 is a copper sulphide certified reference material (CRM) prepared from a nickel matte by-product during the refining process at a nickel refinery. It has been prepared, packaged and certified by Ore Research & Exploration P/L.
PLEASE NOTE: The values and statistics provided for moisture (H2O-) should be used as indicative only as moisture content is influenced by the hygroscopy of the mineral constituents of the CRM and will equilibrate to the ambient temperature and humidity.
|Analyte||Certified Value||1SD||95% Confidence Low||95% Confidence High||Method|
|Cu, Copper (wt.%)||43.90||0.180||43.76||44.03||Classical Wet Chemistry|
|S, Sulphur (wt.%)||36.97||0.557||36.57||37.36||Infrared Combustion|
|H2O-, Moisture @105°C (wt.%)||3.58||0.576||3.23||3.93||Thermogravimetry|
Each quarter, we will keep you up to date with news on the latest OREAS CRMs and QA/QC best practices in the analytical industry.