431842 250mL PC Centrifuge Bottle with Silicone O-ring Ca

Corning® 250 mL clear polycarbonate (PC) flat bottom centrifuge bottles come with thehigh performance silicone O-ring cap are packed and are packed 36 per case. The high performance silicone O-ring caps are designed for high speed applications with its wide knurls for easy grip feature. Bottles have extra-thick walls for durability and wide-mouth design for easy liquid handling. - COP