Designed for environmental surface sampling of work areas, equipment, animal carcasses or any area where testing for Listeria, Salmonella, E. coli, coliforms, or other food-borne pathogens is required. Comprises 532ml Whirl-Pak® sample bag with writing area, containing a sterile sample sponge which is free from bactericides and non-inhibiting. With pre-moistened sponge with 10ml of neutralising buffer that neutralises several surface sanitizers, including Quarternay ammonium compounds, phenolics, iodine or chlorine preparations, mercurials, formaldehyde and gluteraldehyde.