Certified reference material



Certified reference materials play a key role in provision of unity and comparability of measurements. They assure accuracy of measuring results and involved in product quality control process. Analytical laboratories use these materials for verification and calibration of instruments, designing and analysis procedures certification, quality control of analysis results, provision of measurements traceability and accreditation of laboratory's for technical competence.

In addition to that, as part of industrial plants activities, certified reference materials are essential to provide evidence base in settlement of issues concerning conformity of products to the required specifications.

The first sample certified as a сertified reference materials was produced by Ekaterinburg Non-Ferrous Metals Processing Plant in 1965. Since then, more than 1,200 сertified reference materials (sets and individual one) of pure precious metals (PM) and PM-based alloys were developed. At the present time EZOCM JSC has technical and professional resources to continue production and certification of сertified reference materials of precious metals at the state-of-the-art level.


For additional information of the Certified Reference Materials please contact Chief of Central Analytical Laboratory, EZOCM, Liudmila Gorbatova:

phone: +7(343) 311-46-59
e-mail: gorbatova@ezocm.ru

For purchasing-related inquiries please contact Senior Tender Specialist, Sales Department, EZOCM, Olga Krupanova:

phone: +7(343)311-46-89 
e-mail: o.krupanova@ezocm.ru


  • Au
  • Ag
  • Pt
  • Pd
  • Rh
  • Ir
  • Ru
  • Week
  • Month
  • Year
  • For all the time