Virgin, heat-resistant, medical-grade polypropylene plates RNase, DNase & pyrogen free Minimal binding & liquid retention Black printed alpha-numeric reference grids V (conical) bottoms Dimensions: 5" L x 3.35" W x 0.57" Hgt. Autoclavable Temperature range: -86°C to 82.2°C Our line of deep well plates are compatible with all popular automated research platforms and robotic equipment. The plates are useful for bacterial cultures, centrifugation (up to 4000 x g), and general sample storage. All plates are produced in a class 100,000 cleanroom facility and are ANSI/SLAS 1-2004 compliant. They can be used with silicone sealing mats and sealing films of various materials (sold separately).