MicroPelletRTPlus microorganisms can be used to perform various essential quality control functions including microbial detection and enumeration, equipment calibration, method validation, bioburden determination, antibacterial effectiveness, and lethality testing. MicroPelletRTPlus are available in concentrations ranging from 102 to 108 CFU per pellet. Rehydration fluid for this product line is available in sets of 2 vials of 1 ml each as a separate product.


MicroPelletRTPlus microorganisms can be used to perform various essential quality control functions including:

  • microbial detection and enumeration
  • equipment calibration
  • method validation
  • bioburden determination
  • antibacterial effectiveness
  • and lethality testing

Available in concentrations ranging from 102 to 108 CFU per pellet, MicroPelletRTPlus lyophilized microorganism preparations are extremely versatile. MicroPelletRTPlus can be used individually or several MicroPelletRTPlus pellets can be combined for a mixed microorganism population challenge. They can also be easily manipulated to deliver a wide variety of concentrations. For added convenience, MicroPelletRTPlus are delivered in economical packs of 2 vials with one pellet/vial. Rehydration fluid is available separately in sets of 2 vials of 1 ml each as a complementary product.

  Name code
MicroPelletRTPlus Aspergillus brasiliensis WDCM 00053-ATCC® 16404™, log3 MPRTP3A017
MicroPelletRTPlus Bacillus cereus ATCC® 10876™, log3 MPRTP3B001
MicroPelletRTPlus Geobacillus stearothermophilus ATCC® 7953™, log3 MPRTP3B006
MicroPelletRTPlus Bacillus subtilis subsp. Spizizenii WDCM 00003-ATCC® 6633™, log3 MPRTP3B007
MicroPelletRTPlus Bacillus cereus NCIMB  7464, log3 MPRTP3B033
MicroPelletRTPlus Candida albicans WDCM 00054-ATCC® 10231™, log3 MPRTP3C005
MicroPelletRTPlus Clostridium perfringens WDCM 00007-ATCC® 13124™, log3 MPRTP3C026
MicroPelletRTPlus Clostridium sporogenes ATCC® 11437™, log3 MPRTP3C029
MicroPelletRTPlus Clostridium sporogenes WDCM 00008-ATCC® 19404™, log3 MPRTP3C030
MicroPelletRTPlus Enterobacter aerogenes WDCM 00175-ATCC® 13048™, log3 MPRTP3E001
MicroPelletRTPlus Enterococcus faecalis WDCM 00087-ATCC® 29212™, log3 MPRTP3E015
MicroPelletRTPlus Escherichia coli ATCC® 35218™, log3 MPRTP3E027
MicroPelletRTPlus Escherichia coli WDCM 00012,WDCM 00196-ATCC® 8739™, log3 MPRTP3E032
MicroPelletRTPlus Cronobacter muytjensii WDCM 00213- ATCC® 51329™, log3 MPRTP3E034
MicroPelletRTPlus Enterobacter aerogenes NCIMB  10102, log3 MPRTP3E041
MicroPelletRTPlus Escherichia coli ATCC® 51813™, log3 MPRTP3E044
MicroPelletRTPlus Enterococcus faecalis ATCC® 7080™, log3 MPRTP3E045
MicroPelletRTPlus Listeria monocytogenes ATCC® 19115™, log3 MPRTP3L013
MicroPelletRTPlus Lactobacillus fermentum ATCC® 9338™, log3 MPRTP3L016
MicroPelletRTPlus Listeria innocua WDCM 00017-NCTC  11288, log3 MPRTP3L021
MicroPelletRTPlus Listeria monocytogenes WDCM 00021-ATCC® 13932™, log3 MPRTP3L023
MicroPelletRTPlus Kocuria rhizophila ATCC® 9341™, log3 MPRTP3M004
MicroPelletRTPlus Pseudomonas aeruginosa WDCM 00025-ATCC® 27853™, log3 MPRTP3P028
MicroPelletRTPlus Penicillium aurantiogriseum WDCM 00057-ATCC® 16025™, log3 MPRTP3P037