Description
Cosmetic Diluent of Beerens is a neutralising diluent for dissolving, suspending and diluting cosmetic test samples before microbiological examination.
Lecithin, polysorbate, histidine and sodium thiosulfate neutralise antimicrobial properties that could interfere with microorganism recovery. The prepared suspension is transferred to an appropriate recovery agar by pour plate, surface spreading or membrane filtration.
The PDF states conformity with Harmonized Pharmacopoeia recommendations and ISO 21149:2017 for enumeration and detection of aerobic mesophilic bacteria in cosmetics.



