Sterile Polystyrene Petri Dishes

Manufactured from pure virgin polystyrene with unsurpassed optical clarity. Engineered for optimum flatness to provide uniform agar thickness-�reducing media costs. Sterile packaged in easy-open bags (inner pack). Venting ribs on underside of lid allow free air circulation and prevent condensation build-up. Fully-stackable has a recessed lid. Semi-stackable has a raised beveled edge on top of lid. Sterilized using gamma irradiation. Each lot is carefully tested for sterility in accordance with USP and AAMI guidelines for your protection.