Tryptone Soya Yeast Extract Broth 500G

Tryptone Soya Yeast Extract Broth is recommended for confirmation of Listeria in Henry’s light. This medium is formulated as per APHA for the isolation and cultivation of Listeria monocytogenes from food. According to FDAs enrichment procedure for isolation of Listeria monocytogenes from dairy products, the sample to be tested is inoculated in enrichment broth and incubated at 30°C for 24-48 hours.