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MIC016 Supelco

WS-Enterococci PT-Sample (1-10)

Proficiency Testing Material

  •  NACRES NA.85



Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Microbiological PTs, Microbiology,
Quality Level   100
packaging   set of 10 ea
mfr. no.   RTC, MIC-016
Featured Industry   Environmental
Food and Beverages
shipped in   wet ice
suitability   Enterococcus spp.


General description

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.


Set contains 10 sterile screw cap vials each containing a Vitroid (a small disk containing the possible organisms) and 10 - 99mL bottles of phosphate buffer.

Analysis Note

This product was designed, produced and verified for accuracy and stability in accordance with ISO/IEC 17025:2005, ISO GUIDES 34 and 35, and ISO/IEC 17043.

Other Notes

Proficiency testing samples are presented as single blind. No values for the samples are released until the testing period concludes. Values of analytes vary lot to lot.

Proficiency Testing Schedule (2020-2021)

Drinking Water
WS20-1 January 15 - February 28, 2020
WS20-2 March 25 - May 8, 2020
WS20-3 July 8 - August 21, 2020
WS20-4 September 23 - November 6, 2020

WS21-1 January 13 - February 26, 2021

Quick-Turn Study - (non-scheduled proficiency test that is available at any time)

This sample set contains 10 vials each containing a dehydrated tablets containing possible organisms. Each sample vial is uniquely marked with a sample number. The vials containing the dehydrated sample must be stored as directed. The dehydrated vitroid sample is stable for a time exceeding the study schedule.

Legal Information

Vitroid is a trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

UN3373 - class 6.2 Biological substance, Category B
WGK Germany 
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable


Certificate of Analysis (COA)

Please Enter a Lot Number
Protocols & Articles


Microbiology Introduction

An initial aim of all microbiologists is the reproducible growth of their microbial cultures, no matter whether the microorganisms are of natural origin or have been genetically engineered by man. Re...
Keywords: Absorption, Aerobic, Anaerobic, Antibiotics, Antimicrobials, Buffers, Culture media, Diffusion, Environmental, Filtration, Genetic, Growth factors, Metabolism, Phase transitions, Precipitation, Reductions, Respiration, Sample preparations, Vitamins

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