The BRAND Titrette® is the only bottletop burette that meets Class A accuracy specifications for glass burettes. If needed, it can offer the precision of 3 decimal places below 20mL. It can be quickly and easily disassembled in a matter of minutes - for cleaning, to replace the piston or cylinder, or to replace the batteries. Available in volumes from 10mL to 50mL, and with an optional RS232 communications interface. Product Features: The 45mm standard thread, plus included adapters, fit most common lab bottles. Titrating tube can be adjusted horizontally and vertically. Integrated SafetyPrime™valve reduces waste of valuable reagents. Clip-on amber-colored window protects light-sensitive reagents. Valves replaceable for simple, economical service. Large handwheels provide smooth, precise control. Compact design and light weight ensure good stability.