USP Proficiency Testing Program, USP PT Schemes
USP <61> Microbial Enumeration of Non-Sterile Products Proficiency Test
Product Details
Product Details
Quantitative Proficiency Test (PT) 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.
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-0422 | 4/18/2022 | 07/15/2022*
Extended from 6/9/22 |
PH-0922 | 9/19/2022 | 11/18/2022 |
PH-0123 | 1/16/2023 | 3/17/2023 |
PH-0523 | 5/15/2023 | 6/14/2023 |
MSDS/SDS
MSDS/SDS
USP Harmonized Compendial Methods
USP Harmonized Compendial Methods
United States Pharmacopeia (USP) | Ph. Eur, EP | JP | NSI Catalog Item | Harmonized Description |
USP <61> |
<2.6.12> |
JP <35> Microbial Limit Test |
PHPT-022 |
Microbial Enumeration of Non-sterile Products |
USP <62> Microbiological Examination of Non-sterile Products: Tests for Specified Microorganisms |
<2.6.13> |
JP <35> Microbial Limit Test |
PHPT-015 |
Test for Specified Microorganisms in Non-sterile Products |
USP <71> Sterility Testing |
<2.6.1> |
JP <4.06> |
PHPT-021 |
Sterility Test |
USP <51> Antimicrobial Effectiveness Testing |
<5.1.3> |
JP <19> |
PHPT-024 |
Preservative Efficacy Test |