calibration standards/certified reference materials

Certified Reference Material(CRM)/CALIBRATION REFERENCE STANDARD

Certified Reference Material (CRM) for refineries

Certififed Reference Material (CRM) from Eltra Germany for combustion analyzers Link

Certified Reference Materials for viscosity ( Kinematic Viscometers, Rotational Viscometers)

CRM for oils and petroleum

CRM from DCG (USA) for petroleum Link

CRM and Standard Solutions for Single-Element ,Multi-element Standards for AAS,ICP

CRM and disk standards for Ferrous and Non -ferrous metals for Arc Spark Spectrometers

CRM for tensile tester/Universal Testing Machine

CRM for LECO Carbon Sulfur Analyzer

CRM for X-Ray Fluorescence Spectrometer ( XRF,WD-XRF,ED-XRF)

CRM for organic CHNOS analyzers

CRM for coal, mineral , geology,agriculture ,soil,plants,leaves

CRM for particle size count

NIST Standard Reference Materials (SRM)

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