Produced from PTFE For the stirring of liquids on magnetic stirrers and/or hotplate stirrers Strong alloy magnets sheathed in pure white inert PTFE Supplied in polarity aligned packs to ensure maximum coupling strength Resistant to virtually all chemical attack and temperatures up to 260°C

Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Interrupted profile provides greater surface area and added turbulence when compared to…

Magnet permanently embedded in PTFE rod Ideal for retrieving magnetic stirrer bars from particularly sensitive or corrosive liquids

These stir bars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Manufactured in a registered ISO 9001:2008 facility, as…

Suitable for stirring even the most corrosive liquids Will withstand 260°C PTFE covered with plain ends 6mm diameter

These stirbars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars. Center molded pivot ring minimizes the contact area between the bar and the vessel; reduces friction and chattering Marring of plastic containers is diminished …

The magnetic stir bar withstands temperatures up to 250°C, making them suitable for use with both unheated and heated stirrers. The Stir Bar Retriever is encapsulated in PTFE making it easy to clean and durable. Magnetic stir bar is made from ALNICO, one of the strongest permanent…

Produced from PTFE For use in small vessels, e.g. test tubes, vials, etc.

Heavy duty bars for use in stirring large volumes of fluid in vessels on large magnetic stirring machines such as the Cool Stir Large Volume Stirrer, H37028-0001 or other large machines. Will fit into vessels with a minimum neck diameter of 32 mm Multifaceted surface adds turbulence…

Useful assortment of the most popular types and sizes of PTFE magnetic stirrer bars Supplied in a red polypropylene compartmented box with opaque natural lid Contains: Pivot ring: two each of 12 x 4.5, 25 x 6, 45 x 8 and 60 x 9.5mm Oval: two each of 20 x 10, 25 x 12, 35 x 16…

The multifaceted magnetic stirring bar surface adds turbulence relative to similar size smooth cylindrical stirring bars. Ideal for single use applications mixing radioactive reagents or when cross contamination might be a concern Alnico magnet encapsulated in FDA Grade, USP Class VI…

Cylindrical magnetic stirring bars offer excellent centering and smooth running characteristics. Small removable pivot ring in the center adds to their versatility Pivot ring minimizes the contact area of the bar to the vessel, reduces friction and lessens marring of plastic containers …

Produced from PTFE Central pivot ring ensures efficient spinning, even on curved or uneven bases

Micro (Flea) magnetic stirring bars are designed for stirring small volumes in vessels such as vials, tubes and gradient makers. Particularly useful for environmental testing and life science applications in which small sample volumes need to be prepared and evaluated Alnico magnet…

Easily recover stirring bars from containers using the Spinbar® Magnetic Retriever. Offered in two different lengths (12" and 18"), each retriever has a polyethylene rod, 9.5 mm diameter, with Alnico magnet sealed in one end and loop on opposite end.

Spinplus® magnetic stirring bars add speed and efficiency to mixing operations. The "+" shape creates a deep vortex and provides stable, quiet operation Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert …

These egg-shaped stirring bars are designed especially for use in round-bottom vessels as they spin unrestricted by the vessel contour. Particularly well suited for round bottom flasks; shape ensures complete mixing Offers minimal contact when used in plastic containers Egg shape…

Constantly stir tissue culture applications at a low speed with Thermo Scientific™ Nalgene™ Suspended Magnetic Stir Bars. Features: Legs can be compressed to fit through 1.5in. (38mm) openings Stir bar is slightly raised off the bottom surface of the vessel to…

Our stir bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Stir bars should not be stored in a random mass, or dropped on a hard surface especially steel. Stir bars should be stored in pairs to maintain magnetic strength.

These Corning magnetic stir bars are Teflon®-coated for increased chemical-resistance. Bars are available in 2” x 3/8” in. (5.08 x 0.95 cm) or 1” x 3/8” in. (2.54 x 0.95 cm).  1233W94 stir bars are suitable for use with PC610/620 stirrers while 1233W95 stir bars are for…

Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape. Choose from red, yellow or blue. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Interrupted profile provides greater surface area and…

Stir Bar Micro, 1.5X15 mm ( 1210C97 ) Product Dimensions (l x w x h) : 0.591x0.073x0in 15 mm length. For stirring  test tubes, micro-beakers, etc... Covered with polytetrafluoroethylene white resin. Stir Bar Micro, 1.5X8 mm ( 1210C98 ) Product Dimensions (l x w x h) :…

These stirbar assortments come in a convenient storage box and provide instant availability of these highly popular Teflon® PTFE encapsulated Alnico magnets. Choose from Octagon, Cylindrical, Polygon, Micro, Egg-Shaped or Spinplus® shaped assortments FDA Grade, USP Class VI…

Produced from PTFE For efficient stirring in round bottomed flasks

Spinring® stirring bars provide maximum stabilization of the magnetic stirring bar with the addition of a removable “hoop” around a standard octagonal bar. Best suited for larger open-neck vessels, such as buckets and beakers Friction fit of the "hoop" and…

For Hand or Automated Mixing This stirring paddle is ideal for mixing liquids in large vats and tanks High density polyethylene Handle length: 91cm (3 feet); diameter: 25mm (1") Paddle dimensions: 7.6 x 15.2cm (3 x 6")

Reduce frequency of spinout in viscous solutions or when stirring at high speeds. The high magnetic field strength of Samarium Cobalt (Rare Earth) magnets can provide up to three times stronger coupling vs. Alnico magnetic stirring bars.  Stronger coupling with the drive magnet keeps…

350mm length magnetic bar retriever.

Teflon-encapsulated, magnetic stirring bars

Spinfin® magnetic stirring bars agitate liquids in round bottom vessels such as test tubes, cylinders and flasks, where other stirring bars cannot be used. Maintains its position in a vessel and will not wobble Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE…

Holds on to magnetic stirring bar Easily retrieve magnetic stirring bars from vessels with the handheld Spinbar® Restrainer. Don’t lose magnetic stir bars down lab drains and eliminate the splashing hazard when pouring out of mixing containers. The tool fits comfortably…

High density polyethylene stirring paddle and handle available in stock and custom sizes. Small size plastic stir paddle is for use in stirring small volumes or for chemical mixing in photographic work. The larger size paddles are excellent for mixing liquids in large tanks or vats.