Completely disposable, never any cross-contamination associated with reusable rubber bulbs.
Non-toxic and chemically inert to biological fluids and most acids.
Can be heat sealed to use for liquid storage or transport - not recommended for flammable liquids; good for a short period of time only
Pipettes can be frozen in liquid nitrogen.
Produced from a custom grade of low-density polyethylene (LDPE) to make them non-slippery; easy to grip with gloves.