Stir Bars

Stir Bars

Stir Bars

Offered in many colors, sizes and configurations, our stir bars come with PTFE coated or Pyrex® glass coated ALNICO V magnets, in octagonal, oval, polygonal and egg shaped varieties, with or without pivot rings for low-friction stirring.

Our small, efficient Flea Micro® stirring bars are ideal for vials, micro test tubes, centrifuge tube mixing.

Browse the products below or select a category to see all available sizes and colors.

  • Product
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  • Internal Stirring Assembly for 3,000mL BioProcess Spinner Flasks, each

    Internal Stirring Assembly for 3,000mL BioProcess Spinner Flasks, each

    Chemglass

    MSRP: $500.20
    Price: $486.15
    Internal Stirring Assembly for 3,000mL BioProcess Spinner Flasks. Internal Stirring Assembly for 100mL BioProcess Spinner Flasks. Made in the United States.
    CG-CLS-1451-07
    MSRP: $500.20
    Price: $486.15
    Qty in Cart: 0
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    MSRP: $500.20
    Price: $486.15
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  • Internal Stirring Assembly for 500mL BioProcess Spinner Flasks, each

    Internal Stirring Assembly for 500mL BioProcess Spinner Flasks, each

    Chemglass

    MSRP: $367.00
    Price: $356.63
    Internal Stirring Assembly for 500mL BioProcess Spinner Flasks. Internal Stirring Assembly for 100mL BioProcess Spinner Flasks. Made in the United States.
    CG-CLS-1451-05
    MSRP: $367.00
    Price: $356.63
    Qty in Cart: 0
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    MSRP: $367.00
    Price: $356.63
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  • Magnetic Stir Bars Assortment, PTFE SUPER Set of 50 (5 x 10 sizes)

    Magnetic Stir Bars Assortment, PTFE SUPER Set of 50 (5 x 10 sizes)

    United Scientific

    MSRP: $482.00
    Price: $463.21
    Magnetic Stir Bar SUPER Assortment, constructed of high quality magnets coated with PTFE. Features polygon, octagon, and egg-shape. Includes 2 each of all MSB series bars, plus 5 each of MSZ12, MSZ70, MSHL15, MSHL30 and MSHL50. Item # Description ...
    UN-MSBA50
    MSRP: $482.00
    Price: $463.21
    Qty in Cart: 0
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    MSRP: $482.00
    Price: $463.21
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  • Magnetic Stirring Bar Arrester, 51mm

    Bel-Art

    Price: $30.73
    The Magnetic Stirring Bar Arrester holds your stirring bar in place when pouring from a beaker or flask by placing the arrester against the bottom of the container. 9.5mm (3/8") thick polyethylene 51mm (2") diameter with a radial magnet Other sizes can...
    BA-377860000
    Price: $30.73
    Qty in Cart: 0
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    Price: $30.73
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  • Micro Stir Bars, Blue 12.7 x 3mm, pack/12

    Micro Stir Bars, Blue 12.7 x 3mm, pack/12

    Dynalon

    MSRP: $91.00
    Price: $87.25
    Micro Stir Bars, Blue 12.7 x 3mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 ...
    DL-304435-0015
    MSRP: $91.00
    Price: $87.25
    Qty in Cart: 0
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    MSRP: $91.00
    Price: $87.25
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  • Micro Stir Bars, Blue 7 x 2mm, pack/12

    Micro Stir Bars, Blue 7 x 2mm, pack/12

    Dynalon

    MSRP: $82.00
    Price: $78.51
    Micro Stir Bars, Blue 7 x 2mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 Length...
    DL-304435-0009
    MSRP: $82.00
    Price: $78.51
    Qty in Cart: 0
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    MSRP: $82.00
    Price: $78.51
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  • Micro Stir Bars, Blue 8 x 1.5mm, pack/12

    Micro Stir Bars, Blue 8 x 1.5mm, pack/12

    Dynalon

    MSRP: $78.00
    Price: $75.37
    Micro Stir Bars, Blue 8 x 1.5mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 Length...
    DL-304435-0003
    MSRP: $78.00
    Price: $75.37
    Qty in Cart: 0
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    MSRP: $78.00
    Price: $75.37
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  • Micro Stir Bars, Red 8 x 1.5mm, pack/12

    Micro Stir Bars, Red 8 x 1.5mm, pack/12

    Dynalon

    MSRP: $80.00
    Price: $76.71
    Micro Stir Bars, Red 8 x 1.5mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 Length...
    DL-304435-0001
    MSRP: $80.00
    Price: $76.71
    Qty in Cart: 0
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    MSRP: $80.00
    Price: $76.71
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  • Micro Stir Bars, Yellow 10 x 3mm, pack/12

    Micro Stir Bars, Yellow 10 x 3mm, pack/12

    Dynalon

    MSRP: $91.00
    Price: $87.25
    Micro Stir Bars, Yellow 10 x 3mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 ...
    DL-304435-0011
    MSRP: $91.00
    Price: $87.25
    Qty in Cart: 0
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    Price:
    MSRP: $91.00
    Price: $87.25
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  • Micro Stir Bars, Yellow 12.7 x 3mm, pack/12

    Micro Stir Bars, Yellow 12.7 x 3mm, pack/12

    Dynalon

    MSRP: $91.00
    Price: $87.25
    Micro Stir Bars, Yellow 12.7 x 3mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 ...
    DL-304435-0014
    MSRP: $91.00
    Price: $87.25
    Qty in Cart: 0
    Quantity:
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    MSRP: $91.00
    Price: $87.25
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  • Micro Stir Bars, Yellow 8 x 1.5mm, pack/12

    Micro Stir Bars, Yellow 8 x 1.5mm, pack/12

    Dynalon

    MSRP: $78.00
    Price: $75.37
    Micro Stir Bars, Yellow 8 x 1.5mm. Micro color-coded stirring bars are for stirring test tubes, micro-beakers, etc... Note: Colored stir bars may leach in harsh chemicals Octagonal PTFE Red Stirring Bars 304435 -0001 -0004 -0007 -0010 -0013 ...
    DL-304435-0002
    MSRP: $78.00
    Price: $75.37
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $78.00
    Price: $75.37
    Subtotal:
  • Octagonal Stir Bars, 3/8" x 2.5", pack/12

    Octagonal Stir Bars, 3/8" x 2.5", pack/12

    Dynalon

    MSRP: $152.00
    Price: $146.05
    Octagonal Stir Bars, 3/8" x 2.5". Octagonal stirring bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Our PTFE octagonal stirring bars feature ALNICO V magnetic cores which are one of the most...
    DL-303275-0019
    MSRP: $152.00
    Price: $146.05
    Qty in Cart: 0
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    Price:
    MSRP: $152.00
    Price: $146.05
    Subtotal:
  • Octagonal Stir Bars, 5/16" x 1/2", pack/12

    Octagonal Stir Bars, 5/16" x 1/2", pack/12

    Dynalon

    MSRP: $67.00
    Price: $49.75
    Octagonal Stir Bars, 5/16" x 1/2". Octagonal stirring bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Our PTFE octagonal stirring bars feature ALNICO V magnetic cores which are one of the most...
    DL-303275-0003
    MSRP: $67.00
    Price: $49.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $67.00
    Price: $49.75
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  • Octagonal Stir Bars, 5/16" x 2.5", pack/12

    Octagonal Stir Bars, 5/16" x 2.5", pack/12

    Dynalon

    MSRP: $160.00
    Price: $154.06
    Octagonal Stir Bars, 5/16" x 2.5". Octagonal stirring bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Our PTFE octagonal stirring bars feature ALNICO V magnetic cores which are one of the most...
    DL-303275-0010
    MSRP: $160.00
    Price: $154.06
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $160.00
    Price: $154.06
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  • Octagonal Stir Bars, 5/16" x 5/8", pack/12

    Octagonal Stir Bars, 5/16" x 5/8", pack/12

    Dynalon

    MSRP: $67.00
    Price: $49.75
    Octagonal Stir Bars, 5/16" x 5/8". Octagonal stirring bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Our PTFE octagonal stirring bars feature ALNICO V magnetic cores which are one of the most...
    DL-303275-0004
    MSRP: $67.00
    Price: $49.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $67.00
    Price: $49.75
    Subtotal:
  • Octagonal Stir Bars, Blue 3 x 1/2", pack/12

    Octagonal Stir Bars, Blue 3 x 1/2", pack/12

    Dynalon

    MSRP: $297.00
    Price: $286.05
    Octagonal Stir Bars, Blue 3 x 1/2". Octagonal color-coded Stirring 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,...
    DL-304415-0007
    MSRP: $297.00
    Price: $286.05
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $297.00
    Price: $286.05
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  • Octagonal Stir Bars, Blue 5/16 x 1", pack/12

    Octagonal Stir Bars, Blue 5/16 x 1", pack/12

    Dynalon

    MSRP: $94.00
    Price: $90.14
    Octagonal Stir Bars, Blue 5/16 x 1". Octagonal color-coded Stirring 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,...
    DL-304415-0004
    MSRP: $94.00
    Price: $90.14
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $94.00
    Price: $90.14
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  • Octagonal Stir Bars, Blue 5/16 x 1-1/2", pack/12

    Octagonal Stir Bars, Blue 5/16 x 1-1/2", pack/12

    Dynalon

    MSRP: $111.00
    Price: $106.48
    Octagonal Stir Bars, Blue 5/16 x 1-1/2". Octagonal color-coded Stirring 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...
    DL-304415-0005
    MSRP: $111.00
    Price: $106.48
    Qty in Cart: 0
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    Price:
    MSRP: $111.00
    Price: $106.48
    Subtotal:
  • Octagonal Stir Bars, Blue 5/16 x 1/2", pack/12

    Octagonal Stir Bars, Blue 5/16 x 1/2", pack/12

    Dynalon

    MSRP: $82.00
    Price: $78.55
    Octagonal Stir Bars, Blue 5/16 x 1/2". Octagonal color-coded Stirring 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,...
    DL-304415-0001
    MSRP: $82.00
    Price: $78.55
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $82.00
    Price: $78.55
    Subtotal:
  • Octagonal Stir Bars, Blue 5/16 x 2", pack/12

    Octagonal Stir Bars, Blue 5/16 x 2", pack/12

    Dynalon

    MSRP: $122.00
    Price: $117.75
    Octagonal Stir Bars, Blue 5/16 x 2". Octagonal color-coded Stirring 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,...
    DL-304415-0006
    MSRP: $122.00
    Price: $117.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $122.00
    Price: $117.75
    Subtotal:
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