This auto zero burette is simple and easy to use. Just squeeze the polyethylene reservoir bottle (supplied separately) to fill the burette tube and release the pressure to allow any excess liquid to drain back into the reservoir to set the burette to zero.

• Complies with ISO 385
• Class B
• Easy filling and automatic zero - squeeze the polyethylene bottle to fill the burette, release pressure to allow excess liquid to drain back into bottle and set the burette to zero
• With PTFE Rotaflo® Stopcock for grease-free performance and fine drop-wise control
• 3mm bore PTFE key
• Graduations in white enamel
• Manufactured from borosilicate glass
• Bottles sold separately (BUR1650 and BUR1652)