Feature●Material: rubber; Color: blue●Hole inner dia: 7mm/0.28"; Outer dia: 12mm/0.47"●Bulb dia: 3.5cm/1.4"; Total length: 5.5cm/2.2"●Suitable for all kinds of graduated tube, droppers, pipet, transfer pipette, etc●Pack of 5Description
Material: rubber
Color: blue
Hole inner dia: 7mm/0.28"; Outer dia: 12mm/0.47"
Bulb dia: 3.5cm/1.4"; Total length: 5.5cm/2.2"
Suitable for students to use in the laboratory
Package included:
5 x pipette dropper rubber bulb