These unbreakable all-in-one pipets eliminate the hazard of broken glass and exposure to infectious materials. Put an end to matching rubber bulbs with glass pipets. Molded from see-through low density polyethylene. Insert to biological fluids and most acids. The low-affinity surface reduces the loss of cells and valuable proteins due to binding. Can be sealed and refrigerated. Temperature resistant down to -196C. Can be gas (EtO) sterilized.