Hinged lid provides a soft piercing point for inserting a needle.
75 x 6.5ml, Green, 500/PK Material: Polypropylene (HP) Hydrophobicity: Slightly Greater Boiling Suitability: Yes Cap Closure: Positive Graduations marked at every 100μl to provide easy sample estimation Solidly constructed for high speed centrifugation Centrifugation Rating for all tubes is >20,000xg All tubes are autoclavable All tubes have a writing area Maximum Recommended Temperature for all tubes is 121ºC Minimum Recommended Temperature for all tubes is -90ºC Certified RNase, DNase & DNA freeShipping Weight: 2 lbsShipping Dimensions: 9. Made from a clear copolymer designed for high speed centrifugation and boiling.