Home Lab Supplies General Lab Supplies Dishes, WellsPlates, Mortars Petri Dish 3 rooms, PS, HmbG 🔍 Petri Dish 3 rooms, PS, HmbG Polystyrene(PS) With 3 compartments Dish with vents for better gas exchange Category: Dishes, WellsPlates, Mortars Description Description Code No. Unit OD Height Sterile With Vents P0509 500 pcs/box 90 mm 15 mm √ 3 vents Related products Petri Dish, PS Petri Dish Square Form, PS, HmbG Petri Dish, Borosilicate Glass Petri Dish, Soda-limed Glass