The Best Lab Stirrer Bars

Looking for the best Lab Stirrer Bars?

Discover now our comparison of the best Lab Stirrer Bars. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Stirrer Bars are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Stirrer Bars in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

Weewooday 8 Pieces PTFE Magnetic Mixer Stirrer Bar, White Color Stainless Steel Laboratory PTFE Stir Plate Bar, Mixing Plate Magnet Stick (30 mm/ 1.18 Inch)

Features: magnetic stir bar can resist high temperatures, corrosion, abrasion and high rotational forces, and has the properties of fine workmanship, no impurities and burrs on the surface, stable speed and no deviation
Quality material: PTFE magnetic stirrer is made of PTFE and quality magnetic steel, and the cylindrical shape and smooth surface will reduce friction and improve smooth rotation
More other applications: laboratory bar is widely applied in scientific research, universities, laboratories in the industrial and agricultural sectors, and also can be applied to stir mixed substances
Widely applicable: stir plate magnet bar will work well with various types of magnetic stirrers or heating stirrers
Package includes: comes with PTFE magnetic stir bars in our package, all of them are 30 mm/ 1.18 inch

No. 2

Magnetic Stir Bar Set, Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars for Flat Bottom Beaker, 8x35mm, 8x30mm, 8x28mm, 7x30mm Magnetism for Laboratory Home DIY Project

Versatile Magnetic Stir Bar Set: This 8-piece PTFE Magnetic Stir Bar set includes 8 different sizes, providing perfect options for various laboratory applications
Good Quality Material: Polyethylene tetrafluoroethylene (PTFE) magnetic stir bars are made by sealing permanent magnets in PTFE material can withstand high temperatures
Perfect for Laboratory and DIY Use: Ideal for laboratory applications such as chemistry labs, general training, science lab, also a good choice for the home diy handmade project
How to Select: Select the stir bar based on the volume; For volumes up to 1000 mL, a 15 mm stir bar is sufficient. For volumes up to 3000 mL, a 30 mm stir bar should be used; Note: Stir bars are suitable for use with liquids of low viscosity. If used with thick, oil-like liquids, the stirring efficiency may be affected
Ideal for Flat Bottom Container: This cylindrical with shaft ring shape stir bar set is suitable for use in flat-bottom containers
Convenient Storage Box - All the magnetic stir bars are stored in a transparent and sturdy storage case; Each size is stored separately in a EVA foam, ensuring easy organization, quick access, and no confusion during transportation. Ideal for efficiently finding the size you need

No. 3

Yizerel 10pcs PTFE Magnetic Stirrer Mixer Stir Bar Spinbar White Color

Used to stir a liquid or solution in biological, chemical, medical and research laboratory applications.
The stir bar is placed inside a container of liquid or solution that is seated on a magnetic stirrer, creating a rotating magnetic field using a rotating magnet or multiple stationary electromagnets.
Stir bars are coated with Teflon (PTFE) covering, which is chemically inert and can be used with corrosive chemicals, also helps reduce friction and wear while spinning
Individual shapes create different vortexes for efficient and effective stirring
Brand new, never used PTFE stirrer bars.

No. 4

joaoxoko Magnetic Stir Bars,10 Pcs PTFE Magnetic Stirrer Mixer Stir Bar, 20 mm/ 0.8 Inch White Laboratory Stirrer Mixer Bar (10)

Package Included：Size: 6.4mm×20mm/0.8 inches. Quantity: 10 pieces, shape: cylinder with pivot ring shape
DURABLE MATERIAL：Stir stick is made of Teflon and high-quality magnet. It is not easily demagnetized and lasts longer than other stir bars
Scientific Design：These stirring sticks have a pivot ring in the center. They are designed to hold an optimal position in containers with curved or uneven bottoms. The ring helps reduce vibration and wear, and reduces the effects of friction from contact with the vessel
Suitable for a variety of stirrers:Magnetic stir bars can be used with various types of magnetic stirrers or heating stirrers on the market
Wide range of uses：Stir sticks are widely used in scientific research, colleges and universities, industrial and agricultural laboratories and household use

SaleNo. 5

AYINLAB Magnetic Stir Bar, No More Mess Magnetic Bar, PTFE Stir Bar, from Large Stir Bar to Small Magnetic Stir Bar Set, Mixed 8pcs Stir Bar Set, Magnetic Rod for Magnetic Stirrer, Magnetic Mixer

Organized and Mess-Free Packaging: This type-B magnetic stir bar set comes in a secure container for easy storage, keeping all magnetic stir bars organized and readily accessible.
Premium PTFE Construction: These stir bars are made from high-quality PTFE, offering excellent chemical resistance and long-lasting durability in demanding lab environments. Type-B magnetic stirring bar offers a slightly stronger magnetic force compared to the Type-C, enhancing stability and performance during mixing.
Comprehensive 8-Piece Set with Multiple Sizes: Includes 8 stir bars in 6 versatile sizes—6x10mm, 7x15mm, 8x20mm, 8x25mm, 2x 8x30mm, and 2x 8x35mm—covering a broad range of mixing needs.
Engineered for High Performance: The magnetic stirrer bar built to resist abrasion, corrosion, and high rotational forces, ensuring consistent and stable mixing across a variety of applications.
Wide Temperature Range: Withstands extreme temperatures from -196°C to 250°C (-320.8°F to 482°F), making it suitable for both low and high-temperature applications.
Safety Caution: Keep away from children and items containing iron or other magnetic materials to prevent causing magnetic malfunction.

No. 6

CHSZCHC Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars1

Size:5*10mm/6*12mm/8*20mm/7*25mm/8*28mm/8*30mm/9*35mm Stirrer Mixer Stir Bar Used to stir a liquid or solution in biological, chemical, medical and research laboratory applications.
Stir bars are coated with Teflon (PTFE) covering, built-in pivot axle helps to reduce vibration and wear during stirring.
With acid and alkali resistance, resistant to a variety of organic solvents, almost insoluble in solvents.
High temperature up to 250 ℃, low temperature up to -196 ℃.

No. 7

Magnetic Stir Bars，10PCS Type-C Laboratory Bar Lab,Stir Plate Bar,(1.18 Inch*0.31Inch),High Lubrication,Strong Magnetic,Chemical Corrosion Resistance,for Lab、University、Industrial

Features: magnetic stir bar can resist high temperatures, Chemical corrosion, high rotational forces,Strong Magnetic,High lubrication, stable speed
Quality material: Laboratory Bar Lab is made of PTFE and quality magnetic steel, and the cylindrical shape and smooth surface will reduce friction and improve smooth rotation
Package Included:Size: 8mm×30mm/1.18 inches. Quantity: 10 pieces, shape: Type-C cylinder
Widely applicable: stir plate magnet bar will work well with various types of magnetic stirrers or heating stirrers
More other applications: Laboratory Magnetic Stir Bar Set is widely applied in Laboratory, scientific research, universities,industrial,and also can be applied to stir mixed substances

No. 8

AyinLab PTFE Magnetic Stir Bar, Magnetic Stirring Rod, 8pcs Magnetic Stir Bar Set, 10mm/15mm/20mm/25mm/30mm/35mm, Magnetic Mixing Bars for Magnetic Stirrer, Auto Magnetic Mixers and Lab Stirrers

> High-quality: These magnetic stirrer bars are made of PTFE magnetic material which makes it smoother to stir and mix
> Wide Applications: These stirring bars can be used in all types of magnetic mixers
> Smooth Surface: The smoother the stirring rod, the smoother the mixing
> Safety Caution: Keep this away from children
> Durable: It can resist high temperatures, corrosion, abrasion and high rotational forces

No. 9

Toolly 7 Shapes Magnetic Stirrer Stir Bars Mixer PTFE Stiring Rod with Magnetic Retriever (8 Pack)

【Non-adhesive & Low Friction】Built-in pivot ring helps reduce vibration and wear during stirring. Teflon (PTFE) casing is chemically inert, can be used with corrosive chemicals, and helps reduce friction and wear while spinning.
【High & Low Temperature Tolerance】Even if the temperature drops to -196℃, it can also maintain 5% elongation. The stiring rods can maintain good mechanical toughness between 196℃～250℃.
【Fit for Most Liquids】The magnetic stirrer stir bars can be used in most chemicals and solvents, showing inert, strong acid and alkali resistance, water and a variety of organic solvents. Corrosion resistant, non-adhesive, non-toxic.
【Different Sizes & Shapes】Stirring rods of various shapes produce greater turbulence and stronger vortex: 7Pcs stir bars of different sizes and shapes; 1pc Recycling rod for stir bar retrieval after mixing is done. Different shapes for you to choose from according to your application. Great mixing especially with various combinations of bars.
【Product Usage】The magnetic stir bars can be used to stir a liquid or solution in biological, chemical, medical and research laboratory applications.

No. 10

INTLLAB Magnetic Stirrer with 7PCS stir bar Set and stir bar Retriever

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Last update on 2025-05-21 / Affiliate links / Images from Amazon Product Advertising API

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