Compact Dry LS (Listeria species)
Compact Dry LS is a simplified medium to determine Listeria species by the combination of selective agents and chromogenic substrates.
Incubation
Incubate for 24±2 – 48±3 hours at 35 or 37 + 1 ℃
Result Interpretation
- Count light blue/blue colonies for Listeria species.
Procedures
