Cartridge Filling & Purge Block

3D-printed Purge Block for 3 mL Injection Pen Cartridges

Make cartridge preparation faster, neater, and more controlled. This 3D-printed purge block holds up to four 3 mL pen-style cartridges upright and steady while you fill and remove air. A central shaft lets you push the plunger up with precision for smooth, controlled purging of air bubbles — reducing mess and speeding up your workflow.

Key Features

• Holds four 3 mL cartridges securely and upright
• Central plunger shaft for controlled upward pressure during purging
• Streamlines cartridge prep and filling
• Durable 3D-printed construction

How to Use

1. Insert cartridges into the four side slots.
2. Fill cartridges as needed.
3. Use the center shaft to gently push the plunger upward and purge air.
4. Remove cartridges and proceed with final assembly.

Compatibility

• Designed for standard 3 mL injection pen cartridges (verify fit with your specific cartridge model).

What's Included

1 × Purge Block Cartridge Holder

(Cartridges and syringes shown for demonstration purposes only and are not included unless stated.)

Please Note

This accessory is intended solely as a stabilising holder for compatible research vials. It is designed to improve handling and convenience during laboratory research procedures.