Designed for assisting glass / plastic pipettes in working safely with toxic, infectious, odoriferous, corrosive and sterilized liquids.

· Bulb made of natural rubber, chemical resistant

· w/ 3 suction valves for suction, evacuation and air release

· Adaptable to all pipette of volume ≤50mL

· 12pcs/polybag, 60pcs/carton