Clarkson Laboratory and Supply Established 1928
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Fisherbrand Stir Bars

Click on the links below for information and prices. E-mail sales@clarksonlab.net for additional help, discounts and to place orders.

1   Fisherbrand Magnetic Stir Bar Six Packs(10 Item(s) in Group)
  Our most popular sizes in convenient, economical, ready-to-use multipacks   ·  FDA-grade PTFE coating  ·  Smooth, seamless, polished finish  ·  High-strength magnetization  ·  Micro bars or octagonal bars  ·  Octagonal bars have
 
Catalog Numbers:
14-513-63SIX  14-513-64SIX  14-513-65SIX 14-513-57SIX  14-513-58SIX 
14-513-59SIX  14-513-60SIX  14-513-61SIX  14-513-51SIX  14-513-66SIX
2   Fisherbrand Magnetic Stir Bars with Vanes(3 Item(s) in Group)
  Ensure thorough sample mixing   ·  PTFE that encases magnetic bars also forms solid, flat stirring vane  ·  Permit rotation in small conical tubes  ·   Type: Rounded tip Type: Triangular Type: Rounded, tapered tip
 
Catalog Numbers:
14-513-71  14-513-72  14-513-73
3   Fisherbrand Octagonal Magnetic Stir Bars(12 Item(s) in Group)
  Flat surfaces provide greater mixing action   ·  With pivot rings   ·  Alnico-V magnets encased in PTFE fluoropolymer  ·  Individually packed on blister cards  ·   Dia.: 0.312 in.; Length: 0.5 in. Dia.: 0.312 in.; Length: 2 in. Dia.: 0.12
 
Catalog Numbers:
14-513-57  14-513-58  14-513-59  14-513-60  14-513-61 
14-513-51  14-513-52  14-513-66  14-513-67  14-513-56 
14-513-68  14-513-62
4   Fisherbrand Octagon Magnetic Stir Bars(3 Item(s) in Group)
  Flat surfaces provide greater mixing action.   ·  With pivot rings  ·  Alnico magnets coated with PTFE  ·  Diameter: 0.31 in. (0.8cm)  ·   2 x 0.37 in. 1 x 0.31 in. 1.5 x 0.31 in.
 
Catalog Numbers:
S68069  S68070  S68071
5   Fisherbrand Octagon Magnetic Stir Bar(2 Item(s) in Group)
  Octagonal shape provides greater surface area and added turbulence for more efficient stirring power.   ·  Alnico magnets coated with PTFE  ·  Center pivot ring aids in reducing friction and chattering inside vessel  ·   0.5 x 0.31 in. 0.63 x 0.31 in.
 
Catalog Numbers:
S68072  S68073
6   Fisherbrand Spinbar* Octagonal Magnetic Stir Bar Kit(1 Item(s) in Group)
  Convenient kit of 16 assorted octagonal stir bars packed in compartmented storage box   ·  Permanent Alnico-V magnets encased in PTFE fluoropolymer  ·  With pivot ring (excluding micro bars)  ·   Includes 16 assorted octagonal stir bars packed in compartmented
 
Catalog Numbers:
14-513-82
7   Fisherbrand Octagonal Stir Bar Multipack with Restrainer(1 Item(s) in Group)
  Red, yellow, white and blue bars provide contrast with mixing solutions and can be designated for specific users or solutions. Magnetic Stir Bars   ·  Eight-sided profile provides greater surface area and added turbulence vs. cylindrical bars  ·  Alnico
 
Catalog Numbers:
14-512-105
8   Fisherbrand 8-Agon Stir Bars(15 Item(s) in Group)
  Octagon-shaped, PTFE stir bars with molded-on pivot ring   ·  Interrupted surface provides greater surface area and added turbulence  ·  Molded pivot ring aids in reducing friction and chattering  ·   Red; 8 dia. x 22mm L Blue; 8 dia. x 25.4mm L Red;
 
Catalog Numbers:
14-512-145  14-512-146  14-512-147  14-512-148  14-512-149 
14-512-145-2  14-512-146-2  14-512-147-2  14-512-148-2  14-512-149-2
14-512-146-1  14-512-147-1  14-512-148-1  14-512-149-1  14-512-1451
9   Fisherbrand Blue Micro Stir Bars(8 Item(s) in Group)
  Blue PTFE stirring bars are perfect for even the smallest stirring requirements 0.059 in. dia. x 0.591 in. L 0.079 in. dia. x 0.197 in. L 0.079 in. dia. x 0.276 in. L 0.118 in. dia. x 0.118 in. L 0.118 in. dia. x 0.394 in. L 0.059 in. dia. x 0.079 in. L 0.059 in. dia. x 0.315 in. L Blue
  Catalog Numbers:
14-512-150   14-512-151   14-512-152   14-512-153
14-512-154   14-512-155   14-512-156 

 

10   Fisherbrand PTFE Disposable Stir Bars(3 Item(s) in Group)
  Low-cost, high-quality stir bars.   ·  Disposable for contamination-free stirring  ·  Strong magnets permanently coated with white PTFE  ·   1.3 x 0.2 in. (3.5 x 0.6cm) 0.9 x 0.3 in. (2.5 x 0.8cm) 2 x 0.3 in. (5 x 0.7cm)
  Catalog Numbers:
S68067   S68066   S68068
11   Fisherbrand Micro Stir Bars(15 Item(s) in Group)
    ·  Octagonal shape  ·  Resists corrosion, heat, and cold  ·  Available in blue, red or yellow  ·  PTFE  ·   Micro Yellow, 10 x 2mm Micro Blue, 7 x 2mm Micro Yellow, 8 x 1.5mm Micro Red, 7 x 2mm Micro Yellow, 10 x 2mm Micro
  Catalog Numbers:
14-511-82   14-511-83   14-511-88   14-511-78   14-511-81 
14-511-92   14-511-95   14-511-90   14-511-97   14-511-99 
14-511-79   14-511-80   14-511-98   14-511-91   14-511-89 
12   Fisherbrand PTFE Stirring Rods(8 Item(s) in Group)
  Pure PTFE rods are available either solid or with a milled steel core   ·  Solid rods have tapered ends  ·  Steel-core rods can be bent into a permanent shape  ·  Both types are inert, will not scratch, and can be used at temperatures up to 280°C (536°F)  ·  
  Catalog Numbers:

14-513-81   14-513-80   14-513-85   14-513-86 
14-513-88   14-513-89   14-513-91   14-513-90 

 

13   Fisherbrand Magnetic Micro Stirring Bars(4 Item(s) in Group)
  For stirring in test tubes, micro beakers   ·  Covered with PTFE fluoropolymer  ·  Each bar packaged on blister cards  ·   0.38 x 0.13 in. (10 x 3mm) 2 dia. x 7mm L 1.5 D x 8mm L 3 dia. x 12.7mm L
  Catalog Numbers:
14-513-63   14-513-65
14-513-98   14-513-64
14   Fisherbrand TFE Starburst Stirring Heads Kit(1 Item(s) in Group)
  Set of five bars in assorted sizes   ·  Includes one each: 9.5, 19, 25, 32 and 38mm dia.  ·  With storage container  ·   Set of 5 bars
  Catalog Numbers:
14-513-74
15   Fisherbrand Water- or Air-Driven Turbine Magnetic Safety Stirrer(1 Item(s) in Group)
  Eliminates heat, shock and explosion hazards Nonelectric magnetic stirrer with turbine rotor.   ·  Propelled by air or water pressure between 15 and 40psi (103 and 276kPa)  ·  Corrosion-proof inert plastic throughout  ·  Easy to hook up  ·  Can
  Catalog Numbers:
14-511-210

 

16   Fisherbrand PTFE Stirring Bar Retriever(1 Item(s) in Group)
  13 in. long, for deep vessels Retriever
  Catalog Numbers:
02-617-194
17   Fisherbrand Magnetic Stirring Bars(6 Item(s) in Group)
  Five convenient, multiple-bar assortments All stir bars are fully encapsulated in PTFE. Color-Coded; Octagonal; 24 bars; with pivot ring Color-coded micro; 12 bars Egg-shaped; 13 bars Metric polygon; 18 bars Octagonal; 12 bars w/pivot ring Round; 22 bars
  Catalog Numbers:
14-512-129   14-512-130    14-512-131
14-512-132   14-512-133   14-512-134
18   Fisherbrand Cross-Type Stir Bars(4 Item(s) in Group)
  PTFE bars maintain position, will not wobble Agitate liquids in round-bottom test tubes and flasks, where other stir bars cannot be used. Dia. x H: 0.5 in. x 0.5 in. Dia. x H: 0.625 in. x 0.5 in. Dia. x H: 0.75 in. x 0.5 in. Dia. x H: 0.9 in. x 0.5 in.
  Catalog Numbers:
14-512-163   14-512-162
14-512-164   14-512-165
19   Fisherbrand Egg-Shaped Bars(7 Item(s) in Group)
  No ring or change in contour at pivot point   ·  Covered with PTFE  ·  Designed for use in round-bottom vessels  ·  Spin unrestricted by vessel contours  ·   Dia. x L: 0.75 in. x 1.6 in. Dia. x L: 1.25 in. (31mm) x 0.62 in. (15mm) Dia.
  Catalog Numbers:

14-512-120   14-512-122  14-512-121
14-512-123   14-513-53    14-513-54
14-513-55

20   Fisherbrand Round Stir Bars with Removable Pivot Ring(10 Item(s) in Group)
  PTFE round bars offer excellent centering and smooth running characteristics   ·  Small removable pivot ring in the center adds to their versatility  ·  Pivot ring minimizes contact area of bar to vessel  ·  Ring also reduces friction and the marring of
  Catalog Numbers:

14-512-139   14-512-136    14-512-135   14-512-138   14-512-137 
14-512-140   14-512-141    14-512-142   14-512-144   14-512-143 

21   Fisherbrand PTFE Disposable Bars(4 Item(s) in Group)
  Low-cost, high-quality stir bars   ·  Disposable for contamination-free stirring  ·  Strong magnets permanently coated with white PTFE  ·   6 dia. x 25mm L 8 dia. x 51mm L 4 dia. x 12mm L 6 dia. x 35mm L
  Catalog Numbers:

14-513-83    14-513-93
14-513-95    14-513-94

22   Fisherbrand TFE Starburst Stirring Heads Individual Heads(5 Item(s) in Group)
  Provide better mixing at bottom of vessel with less splashing Assorted sizes. Sold individually. 1 in. dia. Dia.: 0.4 in. 1.25 in. dia. 1.5 in. dia. 0.75 in. dia.
  Catalog Numbers:

14-513-75   14-513-77
14-513-78   14-513-76
14-513-79 

23   Fisherbrand Glass Bar(1 Item(s) in Group)
  Magnet sealed in glass   ·  0.43 diameter x 1.18 in. long (11 x 30mm)  ·   0.43 dia. x 0.81 in. L
  Catalog Numbers:
09-311-7
24   Fisherbrand Color-Coded Dumbbell-Style Stir Bars(4 Item(s) in Group)
  Provide fast mixing action, strong turbulence, greater stability, and less drifting at higher speeds Ideal for all "problem" liquids, highly viscous mixtures, metal particles in fluids, and containers with round or convex bottoms.   ·  Offer reduced surface contact and
  Catalog Numbers:
14-512-158   14-512-159
14-512-160   14-512-161 
25   Green Product Fisherbrand Soft Glass Stirring Rods(4 Item(s) in Group)
  Available in different lengths ranging from 5 to 10 in.   ·  With rounded and fire-polished ends  ·   200mm L Dia. x L: 0.19 in. x 6 in. Dia. x L: 0.125 in. x 5 in. 1/4 dia. x 10 in. L
  Catalog Numbers:
11-380A    11-380D
11-380C    11-380B 
26   Fisherbrand Polygon Stir Bars(5 Item(s) in Group)
  Available in five sizes   ·  Smooth polygon bars, coated with PTFE  ·  Magnetic  ·   10 dia. x 70mm L 9.5 dia. x 25.4mm L 8 dia. x 20mm L 8 dia. x 12.7mm L 8 dia. x 50mm L
  Catalog Numbers:
14-512-124   14-512-125
14-512-126   14-512-127
14-512-128 
27   Fisherbrand High-Energy Octagon Stir Bar(1 Item(s) in Group)
  Composition and octagonal shape produce exceptional power The risk of demagnetization caused by external magnetic fields is completely eliminated.   ·  Samarium-Cobalt magnet is encapsulated in PTFE  ·  Eight edges generate strong turbulence so liquids are thoroughly
  Catalog Numbers:
14-512-157