Medium reagent Dry LS

for microbiologyListeria monocytogeneschromogenic

READY AND EASY TO USE PORTABLE PLATE: PREPARATION OF MEDIUM IS NOT REQUIRED, WHICH ELIMINATES WASTE OF MEDIUM AS WELL AS STERILIZING APPARATUS TO PREPARE THE MEDIUM. DETECTION OF COLONIES ON PLATE IS SIMPLE AND CLEAR. SINGLE COLONIES ON THE PLATE CAN BE ISOLATED FOR FURTHER IDENTIFICATION TESTS DESCRIPTION Compact Dry LS is a simplified medium to identify Listeria spp. by the combination of selective agents and chromogenic substrates. Due to the chromogenic substances it contains, Listeria grow as blue colonies with a diameter of 1 – 2 mm. Listeria monocytogenes are considered to be the main cause of food poisoning. Compact Dry LS can be used to test any food, water and beverage to ensure food safety. Scope of delivery 1400 Plates 500 Plates 240 Plates 40 Plates Specifications Incubation time and temperature - 24 ± 2 hours (plus a further 24 ± 2 hours) at 35 or 37 ± 1°C Shelf life - 12 months after manufacturing Instructions Extraction procedure Sample pretreatment Viable count in water or liquid foodstuff Drop 1 ml of specimen (dilute if necessary) on the middle of the Compact Dry plate. Viable count in solid foodstuff Add buffer solution to the sample and homogenize by stomacher®. Drop 1 ml of specimen (dilute if necessary) in the middle of the dry sheet of the Compact Dry plate. Viable count in swab test specimen Use the swab to wipe the surface, put into the device with wiping solution. Drop 1 ml of wiping solution (dilute if necessary) in the middle of the Compact Dry plate. It is recommended to use 'Swab for Compact Dry' offered by HyServe Id-No. 1 002 952/3 (40/240 pieces).