Merck, 83055-5G-F, BSM Supplement

General description
BSM Supplement is an antimicrobial supplement used for the selective isolation of Bifidobacteria like Bifidobacterium longum and Bifidobacterium infantis. The BSM-Supplement is a mixture of three different antibiotics that are the selective agents and inhibit the accompanying bacterial flora like Bacilli, Enterobacteriacea and Pseudomonas.
Application
BSM Supplement is an antimicrobial supplement used for the selective isolation of Bifidobacteria from various food, beverages and environmental samples.
Preparation Note
Dissolve 0.116 g of the BSM Supplement in 1 to 5 mL sterile water, mix well. The supplement is faintly soluble but it can be added to the medium as a turbid and white suspension. Add the supplement to 1 litre sterile BSM agar (Cat. No. 88517) or BSM broth (Cat. No. 90273) at 55 °C and mix well.