Certified for Science SM - pipettes are clean room manufactured, gamma irradiated to SAL 10- 6 , certified free from DNase, RNase, and Pyrogens, and meet the requirements for the most critical scientific testing methods Reverse graduations for convenient aspiration and dispensing…

Posi-Lock™ Graduated Microcentrifuge tubes feature a small, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Boilproof Fits standard centrifuge rotors, racks, and storage boxes Graduated every 100µL for easy volume…