Liofilchem® Contam Swab Salmonella is a swab containing a culture medium used for the detection of Salmonella spp. directly from surfaces. Stored at room temperature, smeared on a surface, incubated at 37°C for 18-24 hours, Contam Swab product range delivers an easy and convenient detection of Salmonella spp. and other food pathogens through a clear color change of the culture medium.