The Most Trusted CRM Supplier Since 1988

OREAS® Certified Reference Materials (CRMs) play a critical role across various stages of mining projects to ensure data reliability and accuracy.

In exploration QA/QC programs, CRMs are used during early-stage sampling and drilling campaigns to validate the quality of geochemical data. During mine operations, they are integral to grade control programs, helping monitor ore quality and guide efficient extraction. For geochemical analysis programs, CRMs support the characterisation of ore deposits, providing precise and traceable data. Additionally, CRMs are essential for laboratory proficiency testing, enabling the validation of lab performance and ensuring consistency in inter-laboratory comparisons. Together, these applications underscore the importance of CRMs in maintaining robust quality control throughout the mining lifecycle.

We take pride in our hard-earned reputation as the preferred supplier of geochemical Reference Materials to the global mining community. This position demands a continuous commitment to quality and safety, as well as a customer-centric approach ensuring that every interaction is focused on our clients’ needs. When you choose an OREAS® Certified Reference Material, you can trust that all our practices, products and services are tailored to meet your specifications and all applicable statutory regulations.

Since 1988, OREAS has grown into the world’s largest facility dedicated to the production and distribution of Certified Reference Materials (CRMs), now serving customers in over 130 countries.

In 2021, OREAS became part of AnalytiChem, a global leader in analytical chemistry products and reference materials.

This partnership strengthens our ability to deliver the highest quality CRMs while leveraging a diverse product portfolio from across the group to better serve our customers.

Contact a team member today or explore our range of CRMs and experience the OREAS advantage firsthand.

The OREAS Advantage

Over 35 years of industry experience

Advanced production facility

Intelligent software

World class distribution network

ISO 17034 and 9001 accredited for quality production of CRMs

Unrivalled credentials and global reputation

Sophisticated proprietary technology ensuring high levels of homogeneity

World Leaders in CRM Production

OREAS is the only CRM producer that guarantees the homogeneity of all our gold ore CRMs. Through high precision testing using instrumental neutron activation analysis (INAA), we can confirm and quantify the absolute level of homogeneity, regardless of the presence of coarse gold in the source materials.

Our SuperCRMs® offer a comprehensive range of elemental suite certification for at least two different analytical methodologies, including full package ICP-OES and ICP-MS. With up to 180 analytes in a single CRM, they serve as valuable controls for alteration mapping, pathfinder elements, and various other ICP applications.

Our OREAS gold ore CRMs contain separate gold certification for numerous analytical methodologies including fire assay, aqua regia digestion, cyanide leach, and PhotonAssay.

To streamline assay monitoring and data handling, each OREAS® CRM is supplied with a downloadable Certificate of Analysis and DataPack. These comprehensive resources provide users with complete transparency of the preparation and characterisation process.

Our extensive distribution channels make our products easily accessible, whenever and wherever they are needed. Our distributors are located in Australia, North America, West Africa, Mongolia, Peru, Turkiye, CIS Countries and Mexico.

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