Description:Powder, Fluorocult Typical Composition (g/L): Peptone from casein 17.0; peptone from meat 3.0; sodium chloride 5.0; lactose 10.0; bile salt mixture 1.5; neutral red 0.03; crystal violet 0.001; agar-agar 13.5; 4-methylumbelliferyl- -D-glucuronide 0.1.