Petri Dish PolyStyrene (100x15 mm, Pack of 20)
Optically clear and perfectly flat polystyrene dishes are used to culture mold and bacteria. These petri dishes may also be used for keeping samples of material and for display. Lids are designed for optimum gas exchange. In this pack you will get 20 petri-dishes stacked in a sealed plastic bag. Each petri dish has its own lid.