Disposable polystyrene petri dishes offer optical clarity and strength at economical prices Sterilized 150mm x 15 Dishes come in packs of 180 90 x 15mm dual compartment Dishes come in packs of 500

Disposable polystyrene petri dishes offer optical clarity and strength at economical prices. 65mm dish includes a molded-in grid on the lid for easy colony counting. Sterilized.

Disposable polystyrene petri dishes offer optical clarity and strength at economical prices. 65mm dish includes a molded-in grid on the lid for easy colony counting. Sterilized.

Made from high quality borosilicate glass, these autoclavable, flat, clear Petri dishes can withstand repeated sterilization and can be used many times. Each dish includes a lid. Note: Lid does not seal air tight.