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MIC005 Supelco

Total and Fecal Streptococcus/Enterococcus PT - WP

Proficiency Testing Material

  •  NACRES NA.85



Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Microbiological PTs, Microbiology,
Quality Level   100
packaging   set of 2 ea
mfr. no.   RTC, MIC-005
Featured Industry   Environmental
Food and Beverages
shipped in   wet ice
suitability   Enterococcus spp.
  Streptococcus 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 2 sterile screw cap vials each containing a Vitroid (a small disk containing the possible organisms) and 2 - 99mL bottles of phosphate buffer.

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.

This PT sample is designed for the quantitative analysis of fecal streptococcus. The PT sample is provided in duplicate as a stable dehydrated vitroid requiring hydration. The additional sample is provided for mishaps in the lab. Store the PT sample as directed. The dehydrated vitroid sample is stable for a time exceeding the study schedule.

Proficiency Testing Schedule (2020-2021)

WP20-1 January 15 - February 28, 2020
WP20-2 March 25 - May 8, 2020
WP20-3A May 13 - June 26, 2020
WP20-3B July 8 - August 21, 2020
WP20-4 September 23 - November 6, 2020
WP20-5 November 25 - January 8, 2021

WP21-1 January 13 - February 26, 2021
WP21-2 March 24 - May 7, 2021
WP21-3 July 7 - August 20, 2021
WP21-4 September 22 - November 5, 2021

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

Legal Information

Vitroid is a trademark of Sigma-Aldrich Co. LLC



Product #

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Enterococci 20.0 - 1000 CFU/100mL    
Enterococci, MPN 20.0 - 1000 MPN/100 mL    
Fecal streptococci 20.0 - 1000 CFU/100mL    
Fecal streptococci, MPN 20.0 - 1000 MPN/100 mL    
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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