Lab Rubber Suction Bulb, 13 * 6 6cm/5.1 2.4 2.4inch Pipette Bulb with 3 Valves, Pipette, Safe Pressure Quantitative Filler for Industrial, Laboratories (Green)

Suitable for Various Laboratories: This natural rubber suction bulb is suitable for industrial and mineral laboratories, agricultural laboratories, food laboratories and so on. Made of Natural Rubber: This rubber suction bulb is made of high-quality natural rubber, which makes it corrosion proof, safe, and has a long service life. Working Principle: The working principle of this rubber suction bulb is remarkably simple and efficient. It comes with a small ball in the rubber tube at the opening of each ball. When the side of the ball is pressed between the ball and the rubber tube, it forms a gap between air and air, which initiates suction of the liquid. Large Suction Force and Not Easily Cracked: This rubber suction bulb has outstanding suction force, making it easy to transfer liquids from one container to another. It is also and not easily cracked, ensuring that it lasts for a long time. Additionally, the liquid is not easily precipitated, making it ideal for handling liquids that need to be transferred with precision. Three Valves with Elastic Rubber Force: This rubber suction bulb comes with three valves that are operated by elastic rubber force to help suck the solution into the pipette.