Micrewtube Screw Cap Tube w/ Loop, 2.0ml, Conical, Graduated, 500/PK, Simport Scientific, Mfr#: 144536

Micrewtube Tubes feature an O-ring seal screw cap and attachment loop. Loops remain attached to the tubes and prevent cross contamination. Tubes will withstand high speed centrifuging, autoclaving, boiling and freezer storage. Screw cap with O-ring seal provides superior sealing during sample processing. Uniform well thickness withstands 17,000xg forces. Graduated tubes have a printed marking area. Polypropylene tubes are available with screwed-on cap, pre-attached loop, natural color, and are sterile. RNase, DNase, Pyrogen and DNA-free Sterile Pre-attached caps are screwed on White marking areas Graduated Conical BottomShipping Weight: 2 lbsShipping Dimensions: 8.50 x 9.00 x 5.75Research or further manufacturing use only, not for food or drug use.