A microbiological media "plate" that consists of 2 clear plastic film sheets with sterile medium in between. This super-thin layer of medium supports the growth of microorganisms just like the surface of an agar plate. A class set stacks in the same space as one petri dish!

• No Preparation
• No Wasted Media
• Extended shelf life of one year (unopened)

Store unopened Petrifilm™ plate pouches at a temperature of 8° C (46° F). Return unsued plates to pouch and store resealed pouches in a cool, dry place for no longer than 1 month. Expiration dates and lot numbers are noted on each package of Petrifilm™ plates.