Casein Soya Agar, Modified is recommended as a general-purpose medium for cultivation of various microorganisms.
- Appearance: Cream to yellow homogeneous free flowing powder
- Gelling: Firm, comparable with 1.4% Agar gel
- Color and Clarity of prepared medium: Basal medium: Yellow to tan colored clear to slightly opalescent gel. After addition of 5-7%w/v sterile defibrinated blood : Cherry red colored opaque gel forms in Petri plates
- Reaction of 4.0% w/v aqueous solution at 25°C. pH : 7.3±0.2
- M1615: Cultural characteristics observed with added 5% w/v sterile defibrinated blood after an incubation at 35-37°C for 18-48 hours