Laboratory bottle-top dispenser 602100 series

variable-volume

Product description
A bottle-top dispenser for laboratory use enables precise dispensing of liquid reagents and solutions directly from reagent bottles. The unit mounts securely onto the bottle neck and integrates a metering mechanism and discharge tube to deliver repeatable volumes for routine workflows in chemistry, biology and clinical laboratories. Designed to reduce spills and cross-contamination, it supports accurate preparation of solutions, titrations and dilutions under demanding laboratory conditions.

Features

• Recirculation valve to enable fast cleaning without wasting reagents
• Springless valve design for broad chemical compatibility, reduced deposit formation and lower maintenance
• PTFE piston and ETP O-ring for enhanced chemical resistance and smooth piston travel
• Adjustable delivery nozzles for flexibility in various dispensing tasks
• Neck adapters for common reagent bottle sizes: 28 mm, 30 mm, 32 mm, 36 mm, 40 mm and 45 mm
• Tools included with each dispenser for straightforward recalibration
• Ergonomic silhouette with a smooth surface finish for easy handling
• Individually calibrated in accordance with ISO 8655-2
• Autoclavable for sterilization

Available variants / Technical table
Item No | Product description | Incremental capacity | Packing units
6021001 | 0.4~2 mL | 0.05 mL | Individually packed
6021002 | 1~5 mL | 0.1 mL | Individually packed
6021003 | 2~10 mL | 0.25 mL | Individually packed
6021004 | 5~30 mL | 0.5 mL | Individually packed
6021005 | 10~60 mL | 1 mL | Individually packed

Usage & benefits

• Delivers accurate, controlled dosing for consistent and reproducible results
• Compatible with a wide range of laboratory bottles via interchangeable adapters
• Supports efficient workflows with adjustable volume settings, easy cleaning and straightforward recalibration

Technical specifications

• Brand: HWTAi
• Product type: Bottle-top dispenser
• Valve: Springless recirculation valve
• Piston material: PTFE piston
• Sealing: ETP O-ring
• Adapters: Neck adapters for 28, 30, 32, 36, 40 and 45 mm bottles
• Calibration: Individually calibrated to ISO 8655-2
• Autoclavable: Yes
• Included accessories: Recalibration tools
• Available volume ranges and increments: see table above (6021001–6021005)