5Pcs/Set Blue Pipet Pipette Dropper Rubber Bulb Pear Shaped Labs Suction Ball Laboratory Tools

Description 5Pcs Set Blue Pear Shaped Pipette Dropper Rubber Bulb Used for Students and Classrooms Lab Use Specification Material RubberColor BlueOuter Diameter 3 5cmInter Diameter 0 7cmTotal length 5 5cmContent 10mlQuantity 5Pcs Features 1 Suitable for all kinds of graduated tube droppers pipet transfer pipette etc2 Contoured shape and heavy wall neck increase grip for easier use with pipets and syringes 3 Great suction and not prone to crack and separate for its firm material Notice 1 Keep it away from high temperature otherwise it will melt or transform2 In the process of storing and using you are supposed to change it constantly for that it tends to be aging which manifests as hardening softening color changing and so on Package Included 5 x Pipette Dropper Rubber Bulbs More Details