Pyrex^® Burettes, class AS works certified with PTFE key

• Complies with ISO 385 and DIN 12700
• With automatic zero facility
• White enamel graduations
• 1.5mm bore PTFE key stopcock
• Burettes and accessories should be ordered separately
• Burettes manufactured from chemically resistant Pyrex borosilicate glass

Simple operation

• To fill burette apply a slight positive pressure to lower side-arm
• To set zero, release pressure to allow excess liquid to siphon back into the bottle

• Complies with ISO 385• Manufactured from borosilicate glass 3.3• Individual serial number and certificate provides complete traceability to National Standards• Individually tested and supplied with certificate showing exact volume dispensed at 3 points on the scale• Each burette has a +30s waiting time before final reading can be taken• 1.5mm bore PTFE key which requires no lubrication• White enamel graduations• 3295/22ASWC is fitted with fluted funnel tops.

PYREX is a registered trademark of Corning, Inc.