Columbia Agar Base with 5% Sheep Blood, with the selective antibiotics; Colistin and Nalidixic acid

Features:

• For the selective cultivation and isolation of Gram-positive bacteria; and for the determination of characteristic hemolytic reactions. Gram-negative bacteria are inhibited by the colistin and nalidixic acid.
• Contains 5% sheep blood from a veterinary supervised, controlled herd of donor animals. Blood is guaranteed to be from healthy antibiotic-free animals.
• Polystyrene Petri plates feature raised rings for stacking ability and prevents sliding.
• Packaged in sleeves of 10 plates (100 plates in a box) in a "breathable" celluose bag that prevents build-up of condensation and excess moisture.