Escherichia coli WDCM 00013 Vitroids™, Certified Reference Material, Suitable for Microbiology, Supelco®

Supplier: Merck

VT000136-10EA VT000137-10EA
VT000136-10EAEA 87.6 EUR
VT000136-10EA VT000137-10EA
Escherichia coli WDCM 00013 Vitroids™, Certified Reference Material, Suitable for Microbiology, Supelco®
Standards Biological Standards

Vitroids™ discs contain Escherichia coli WDCM 00013 viable microorganisms in a certified quantity (generally accredited according to ISO/IEC 17025), produced under reproducible conditions compliant with ISO 17034:2016 using authenticated strains from CECT®.


  • Defined CFU range and low standard deviation
  • Fast, reliable and easy to use


The discs consist of pure cultures of bacteria in a solid matrix, stable for at least one year and are in a viable state with a shelf life of 1-3 years.
Each batch is provided with a comprehensive certificate of analysis that specifies the mean number of colony-forming units (CFU), an expanded uncertainty about the mean, details about the method used to determine the product data and the number of passages (subcultures) from the original strain.
Vitroids™ are derived from a traceable culture obtained freeze-dried from CECT®.


Certifications: These certified reference materials (CRMs) are produced and certified in accordance with ISO 17034 and ISO/IEC 17025.

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