VWR 444-1378 Vortex Mixer

• Mixing small liquid samples in tubes or vials for chemical analysis.
• Resuspending biological pellets in microbiology and cell culture.
• Vortexing reagents to ensure homogeneity in biochemical assays.
• Preparing samples for spectroscopic or chromatographic analysis.
• General laboratory mixing tasks requiring rapid, vigorous agitation.

Mixing action

Typically orbital, creating a vortex in the sample.

Speed control

Commonly variable speed settings, from gentle mixing to vigorous vortexing.

Operating modes

Often features continuous operation and touch-start modes.

Typical capacity

Designed for single tube or small vessel mixing; accessories may allow for multiple tubes.

Power supply

Typically operates on standard laboratory mains power, commonly 230V, 50Hz for UK units.

Footprint

Generally compact, designed for benchtop use in limited space.

Construction materials

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

• What types of vessels can be used with this vortex mixer?

  This class of equipment typically accommodates various small vessels, including test tubes, centrifuge tubes, and small vials. Specific adapters may be available for different vessel sizes.

• Is this unit suitable for continuous operation?

• What maintenance is typically required for a vortex mixer?

• Can this mixer handle viscous liquids?

• What safety features are commonly found on these units?

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.

Vue d'ensemble pour ce type de machine