in addition to the sucrose content further selective measures include the addition of antibacterial antibiotics chloramphenicol and chlortetracycline ( 50 mg/l ) , the fungicides rose bengal ( 25 mg/l each ) , and pentachloronitrobenzene ( 1 g/l ) and a low incubation temperature ( 20 degrees c ) .
C0279516
antibacterial
C0008168
chloramphenicol