This Nunc petri dish is used for the culturing of fungi, bacteria and other microorganisms. It is compatible with automated systems and performs well in automatic dispensers due to complete flatness and uniform height. Comes with a lid. Vented. Sterile. Material: Polystyrene (PS). Total Volume: 250mL. Suggested Working Volume: 35mL. Culture Area: 145cm². External Dimensions (Including Lid): 140 x 20mm. Internal Dimensions: 136 x 18mm. Nunc #: 249964.