What is a magnetic stirrer used for?

A magnetic stirrer is used to mix liquids or dissolve solids by creating a rotating magnetic field that causes a stir bar (flea) immersed in the liquid to spin.

How do I choose the right stir bar?

The choice of stir bar depends on the volume and viscosity of the liquid, as well as the shape of the vessel. Different sizes and shapes are available for various applications.

Can this unit handle viscous liquids?

The ability to handle viscous liquids depends on the motor strength and the stir bar used. For highly viscous liquids, a more powerful stirrer or overhead stirrer might be required.

What maintenance is required for a magnetic stirrer?

Maintenance is generally minimal, involving regular cleaning of the stirring plate and ensuring the power cord is in good condition. No specific routine servicing is typically required for basic models.

Is this unit suitable for continuous operation?

Many laboratory-grade magnetic stirrers are designed for continuous operation, but it is advisable to check the manufacturer's specifications for prolonged use at maximum speeds.

What safety precautions should be taken?

Always ensure the stirrer is on a stable surface, avoid spilling liquids onto the unit, and use appropriate personal protective equipment when handling chemicals.

Used Stuart Scientific SM1 Magnetic Stirrer - Mixers & Stirrers, photo 1

Used Stuart Scientific SM1 Magnetic Stirrer - Mixers & Stirrers, photo 2

Used Stuart Scientific SM1 Magnetic Stirrer - Mixers & Stirrers, photo 3

Used Stuart Scientific SM1 Magnetic Stirrer - Mixers & Stirrers

used Equipment

Available

Verified seller

Stuart Scientific SM1 Magnetic Stirrer

Name: Stuart Scientific SM1 Magnetic Stirrer
Brand: Stuart Scientific
SKU: 413014
Price: 80 GBP
Availability: InStock

Price: £ 80

This listing is for 1 of 2 Stuart Scientific SM1 Magnetic Stirrer. The unit is in full working condition and is ready for immediate release. Dimensions: 180 / 280 / 90 Weight: 1.8

Cambridgeshire, United Kingdom

5,773 km away

Model Number

SM1

Stock Number

413014

Machinery Masters View

Typical context for this category of equipment. Always confirm specifics with the seller.

Used for dissolving solids and mixing liquids in chemical and biological laboratories.
Suitable for preparing solutions, titrations, and cell culture work.
Applied in quality control processes for sample preparation.
Utilised in research and development for small-scale reactions and experiments.

Typical stirring capacity: Units of this type commonly handle volumes up to 1-5 litres, depending on viscosity.
Power supply: Typically operates on standard UK mains voltage, 230V, 50Hz.
Speed range: Magnetic stirrers in this class generally offer a variable speed range, often from 100 to 1500 rpm.
Plate material: The stirring plate is commonly made from chemical-resistant materials such as ceramic or stainless steel.
Footprint: For this class of equipment, the footprint is typically compact, designed for benchtop use.
Heating function: While some magnetic stirrers include heating, basic SM1 models are typically stirring-only.

A magnetic stirrer is used to mix liquids or dissolve solids by creating a rotating magnetic field that causes a stir bar (flea) immersed in the liquid to spin.

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

Machinery Masters Intelligence. General guidance for this category of equipment only, not a substitute for the seller's exact specifications. Always confirm details with the seller.