by Laurie Kundrat | Sep 23, 2019 | Food, Pharmaceutical, Water
Several factors can influence the accuracy of aerobic plate counts used to estimate the number of microorganisms in food, cosmetic, pharmaceutical, and household products. Below are a few best practices we recommend for achieving consistent and accurate counts. 1. ...
by Stanley Staphylococcus | Jun 13, 2019 | Water
Dear Stanley, Do you know of any Escherichia coli and Klebsiella pneumoniae strains that will grow at 44.5°C? I need thermotolerant controls for my fecal coliform test. Angie from Rochester, NY Dear Angie, Microbiologics has a document that can help you find the right...
by microbiologics | Jul 19, 2018 | Food
Audits are a fact of life for ISO 17025 food laboratories. Being prepared for an audit is important, but you may not know exactly what auditors are looking for when they review your microbial QC practices. We’ve compiled a list of general requirements food...
by Laurie Kundrat | Jan 25, 2018 | Clinical, Food, Pharmaceutical, Water
Are you certain the reference stock cultures you use for quality control are identical to the reference cultures you originally purchased? A study performed by Cross, Russel and Desai examined working cultures from eight accredited microbial testing...
