Stuart magnetic SM1 stirrer - SM1 Magnetic Stirrer

• Laboratory mixing of liquid solutions in chemical and biological research.
• Titration processes requiring consistent agitation.
• Dissolving solids into liquids for various analytical procedures.
• Preparing culture media in microbiology laboratories.

Typical stirring capacity

Units of this class typically handle volumes up to 1-5 litres, depending on viscosity.

Power supply

Commonly operates on standard laboratory mains power, typically 230V, 50Hz for the UK market.

Footprint

Magnetic stirrers like the SM1 are compact benchtop units, typically occupying a small area, often around 150-200mm in width and depth.

Speed range

Variable speed control is standard, typically offering a range from 100 to 1500 rpm for versatile stirring.

Plate material

The top plate is commonly made from a chemical-resistant material such as stainless steel or ceramic.

Weight

For this class of equipment, units are generally lightweight, typically under 2 kg, making them easily portable within a laboratory.

• What is a magnetic stirrer used for?

  A magnetic stirrer is used to mix liquids by creating a rotating magnetic field that causes a stir bar (flea) immersed in the liquid to spin, providing agitation without direct contact.

• What kind of vessels can be used with this stirrer?

• Does this unit come with a stir bar?

• Is this unit suitable for viscous liquids?

• How do I control the stirring speed?

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