Compact Dry VP

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) on 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) on 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)

Test instructions

• Open the cap and drop 1 ml of specimen on the middle of the Compact Dry plate.
• Specimen diffuses automatically and evenly into the sheet and transforms the dried sheet into a gel within seconds.
• Put the cap again on the plate and write the information needed on the memorandum section.
• Turn over the capped plate and put in the incubator.
• After incubation count the number of colored colonies underneath the plate. White paper placed under the plate helps to count the colonies