USP Proficiency Testing Program, USP PT Express
USP <61> Microbial Enumeration of Non-Sterile Products PT Express
$275.00
Product Details
Product Details
AVAILABLE DECEMBER 1st 2021! Quantitative Proficiency Test Express for Specified Microorganisms in Non-Sterile Products by USP <61> or equivalent. Samples are provided as two single-pellet vials plus two vials of talc powder. Each vial of talc contains 10 grams per vial. Participants will follow provided step-by-step instructions to prepare each sample for plating onto suitable microbiological media. Participants will then quantify the microorganism present in the sample. This product is available year-round. It does not need to be ordered during an open PT Study.
The positive microorganism may be any of the following species Staphylococcus aureus, Bacillus subtilis, Pseudomonas aeruginosa, Candida albicans, or Aspergillus brasiliensis.
USP PT Schedule
USP PT Schedule
| Study Number | Study Open Date | Study Close Date |
| PH-0921 | 9/20/2021 | 12/10/2021 |
| PH-0122 | 1/17/2022 | 3/30/2022 |
| PH-0422 | 4/18/2022 | 6/9/2022 |
