Certified Reference
Materials for mining
and exploration

Our Clients

Your Success Starts With OREAS

When evaluating assay data, you need information you can trust. Our team of seasoned geologists, chemists, and dedicated customer service professionals will guide you in selecting the right Certified Reference Materials (CRMs) for your specific requirements. At OREAS, your success is our priority — we stand by your side throughout the process, including after-sales assistance and data analysis.

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Over 250 Certified Reference Materials

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OREAS® CRMs

OREAS® CRMs

The OREAS range of 250+ Certified Reference Materials includes batch sizes up to 12,000kg, providing exceptional continuity of supply, minimising disruptions and changeovers.

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Gold CRMs

Gold CRMs

Each of our 140+ Gold CRMs feature separate certification for numerous analytical methodologies including fire assay, aqua regia digestion, cyanide leach and PhotonAssay.

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SuperCRMs®

SuperCRMs®

OREAS SuperCRMs® provide unmatched flexibility with up to 180 analytes in a single product. Ideal for alteration mapping and identifying pathfinder elements, SuperCRMs® are invaluable across a range of ICP applications.

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Latest Product Suites

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Custom Matrix-Matched CRMs

We guarantee the homogeneity of all Custom Certified Reference Materials prepared from client-supplied materials, ensuring complete confidence in quality control after analysis. With access to a vast inventory of material ingredients, we can create nearly any composition to match the grades of your target materials.

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Homogeneity Is Our Guarantee

At OREAS, we rigorously test and guarantee the homogeneity of all gold and PGE Certified Reference Materials. Our proprietary processing technology ensures consistent quality, even with challenging materials like ‘nuggety’ gold ores. This reliability enhances confidence in data accuracy, ensuring that any analytical errors are attributable solely to laboratory processes.

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Latest News

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December Newsletter

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Introducing AnalytiChem CRMs

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New Copper/Gold/Silver suite

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