These unbreakable all-in-one pipettes eliminate the hazard of broken glass and exposure to infectious materials. ❖ Will not shatter or break ❖ Can be used in liquid nitrogen ❖ Nontoxic and inert ❖ No bulb to insert or remove ❖ Uniform drop size Molded from see-through low density polyethylene, they are inert to biological fluids and most acids. The low-affinity surface reduces the loss of cells and valuable proteins due to binding. Transfer pipettes can be sealed and refrigerated, and will work well whenever there is a need for quick, safe fluid transfer. Can be gas sterilized.