Save incubator space with Thermo Scientific™ Sterilin™ 30 to 140mm Petri Dishes. These small dishes are suitable for most applications. Aseptically manufactured 50mm deep form dish (catalog number 124) is over 20mm deep and designed for use with liquid media to aid handling 55mm dish accommodates 47mm membrane filters making it suitable for water testing 140mm dish is produced and tested in accordance with the EN ISO 24998 Petri dish standard which includes stringent dimensional controls