This 0.05-0.5mL Dispensette® III bottletop dispenser is analog adjustment with SafetyPrime valve. BRAND's Dispensette® III bottletop dispenser is the third generation of a precision liquid dispensing instrument sold worldwide for over 30 years. It adds exciting new capabilities to the same standards of safety and reliability that made its predecessor, the Dispensette® II, the world's favorite bottletop dispenser. It is proven accurate and durable and uses a floating piston design with no seals to wear or replace, minimizing service downtime. It is repeatedly autoclavable, and can have calibration adjustments made in seconds without tools or retesting, cutting calibration time by at least half. It has a calibration flag to alert the user of changes from factory calibration. The Dispensette® III also features a new integrated safety discharge system that reduces the risk of inadvertent dispensing if discharge tube is improperly installed or missing. Dispensette® III bottletop dispensers are supplied complete with a valve mounting/calibration tool, telescoping filling tube, discharge tube, a selection of polypropylene thread adapters, SafetyPrime valve (optional), operating manual, one-year warranty, and certificate of performance. Type: Analog adjustment with SafetyPrime valve. Size: 0.05-0.5mL. Per each. BrandTech® #: 4701101.