Fisons Vortex Whirlmix Mixer

• Used for resuspending cell pellets in microbiology and cell culture.
• Ideal for mixing reagents and samples in biochemical assays.
• Suitable for dissolving powders and diluting solutions in analytical chemistry.
• Applied in pharmaceutical R&D for preliminary formulation mixing.
• Utilised in quality control laboratories for sample preparation.

Typical mixing action

Vortexing orbital motion, commonly with adjustable speed.

Power supply

Typically single-phase 230V, 50Hz, common for laboratory equipment in the UK.

Footprint

Compact benchtop unit, typically requiring minimal laboratory space.

Speed range

Commonly offers variable speed control, from gentle mixing to vigorous vortexing.

Tube compatibility

Often equipped with interchangeable heads or universal pads to accommodate various tube sizes (e.g., microcentrifuge tubes, test tubes).

Construction materials

Typically features a robust housing, often of plastic or coated metal, with a rubber or silicone mixing head.

• What types of samples can a vortex mixer handle?

  Vortex mixers are primarily designed for mixing liquid samples in small tubes and vials. They are effective for aqueous solutions, buffers, and suspensions.

• Is speed control important for a vortex mixer?

• What maintenance is typically required for a vortex mixer?

• Can this unit be used for continuous operation?

• How does a vortex mixer differ from an orbital shaker?

Shakers and incubation mixers are valued for reliable sample preparation and culture growth across biotech and pharmaceutical settings. When buying used models, buyers prioritise consistent temperature control, speed accuracy, and platform stability. Industry sentiment favours machines from established manufacturers with robust build quality. Key strengths include straightforward operation, minimal maintenance requirements, and long operational lifespans. Buyers typically assess motor condition, calibration history, and overall structural integrity before purchase. These instruments remain dependable workhorses in laboratory environments when properly maintained.

General overview for this equipment type