Scharlau MRS Agar (ISO)

Scharlau MRS Agar is a solid culture medium for lactic acid bacteria, based on the de Man, Rogosa and Sharpe approach. The manufacturer describes modifications with reference to ISO 9232, 15214 and 20128, together with IFU methods No. 5 and No. 9. These references help identify the documented method context when choosing MRS agar for a laboratory workflow. This article prepares an agar medium rather than the liquid MRS broth format. The selected reference 01-803-500 is the dehydrated 500 g presentation. Its purpose is culture of lactic acid bacteria under the conditions required by the chosen method. The selected article is supplied as 500 g of dehydrated medium in a vacuum-wrapped flask. Prepare it and perform incubation, reading and quality-control checks according to the applicable laboratory procedure and manufacturer instructions.