Stuart Scientific SM1 Magnetic Stirrer

• Used in laboratories for mixing liquids at controlled speeds.
• Commonly employed in chemical synthesis and titration processes.
• Suitable for biological sample preparation requiring gentle agitation.
• Utilised in quality control for dissolving reagents and preparing solutions.

Typical stirring capacity

Units of this type commonly handle volumes up to 1-2 litres.

Speed range

Typically offers variable stirring speeds, often up to 1500 rpm.

Plate material

Commonly features a chemical-resistant top plate, often ceramic or stainless steel.

Footprint

For this class of equipment, units are typically compact, suitable for benchtop use.

Power supply

Usually operates on a standard single-phase mains supply, typically 230V for the UK market.

Heating function

The SM1 model is a stirrer only; it typically does not include a heating function.

• What is a magnetic stirrer used for?

  A magnetic stirrer uses a rotating magnetic field to cause a stir bar (or 'flea') immersed in a liquid to spin, thereby stirring it. This provides efficient and contamination-free mixing in laboratory settings.

• Does this unit include a stir bar?

• Is this unit suitable for viscous liquids?

• What maintenance is required for a magnetic stirrer?

• Can this unit be used in a fume cupboard?

Lab mixers and stirrers hold strong reputations for reliability and durability. Buyers typically prioritise motor condition, speed range suitability, and vessel compatibility when purchasing used units. The equipment category is valued for consistent performance across research and production settings. Key strengths include robust construction, straightforward maintenance, and long operational lifespans. Corrosion resistance of wetted parts merits careful inspection. These devices remain dependable workhorses in pharmaceutical, biotech, and laboratory environments, offering solid value when sourced from reputable sellers with clear service histories.

General overview for this equipment type