Heidolph MR 3000 Magnetic Stirrer

• Used in laboratories for chemical synthesis and titration.
• Suitable for preparing samples in quality control environments.
• Applied in research and development for mixing various solutions.
• Utilised in educational settings for practical demonstrations.

Typical stirring volume

For this class of equipment, units commonly handle volumes up to 20 litres.

Speed range

Magnetic stirrers of this type typically offer a speed range from approximately 100 to 1,400 rpm.

Heating function

Many Heidolph MR series units include a heating function, commonly up to 300°C, though buyers should confirm for this specific unit.

Power supply

Units are typically powered by a standard UK single-phase supply, 230V, 50Hz.

Plate material

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

Footprint

For this model, a typical footprint would be around 150-200mm wide and 250-300mm deep, suitable for benchtop use.

• 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. This provides efficient and consistent mixing without direct contact.

• Does this unit include a heating function?

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

• Is this unit suitable for continuous operation?

• What maintenance is required for a magnetic stirrer?

Laboratory mixers and stirrers hold strong reputation in biotech and pharma sectors for reliable performance. Buyers typically value consistent homogenisation, precision control, and durability when selecting used equipment. Industry sentiment favours stainless steel construction, sealed designs, and validated calibration history. Key considerations when purchasing secondhand include motor condition, blade or impeller integrity, and complete documentation of previous applications. Well-maintained units from reputable manufacturers generally offer excellent value for research and production environments requiring dependable mixing performance.

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