Graduated Pipettes Type-3 (Serological), Class B


A precision 25 mL graduated pipette made from Boro 3.3 borosilicate glass. Calibrated to Class B tolerances with a blow-out (“to deliver”) design, it delivers accurate, reproducible volume measurements across its full range—ideal for routine analytical and preparative tasks.

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Key Features

  • Boro 3.3 Borosilicate Glass: Outstanding chemical inertness and resistance to thermal shock
  • 25 mL Capacity, Class B Accuracy: ±0.10 mL tolerance for dependable everyday measurements
  • Continuous Graduation Marks: 0.1 mL subdivisions etched along the bore for easy reading
  • Blow-Out (TD) Design: Blue band indicates “to deliver”—expel residual liquid to achieve full volume transfer
  • Calibrated at 20 °C: Standard temperature calibration ensures consistency under typical lab conditions
  • Smooth, Uniform Bore: Promotes rapid drainage and minimizes liquid retention
  • Autoclavable & Dishwasher-Safe: Convenient sterilization without risk of damage
  • Versatile Use: Suitable for aqueous, acidic, basic, and organic solvent handling
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