Topic #4: Laboratory Apparatus

• 250 mL beaker

  • A cylindrical container with a flat bottom, often marked with rough volume graduations.
• 250 mL beaker

  • Used for mixing and dissolving substances before transferring them to a more precise measuring glassware.
• 250 mL volumetric flask

  • Pear-shaped flask with a long neck and a single calibration line indicating the exact volume.
• 250 mL volumetric flask

  • Used for preparing solutions with precise known concentrations.
• 10 mL pipet

  • Narrow, calibrated glass or plastic tube designed to deliver a precise volume of liquid.
• 10 mL pipet

  • Used to accurately measure and transfer small volumes of liquid.
• 10 mL pipet

  • Such as adding a precise amount of a stock solution.
• Spatula

  • Small, flat, usually metal or plastic tool with a handle.
• Spatula

  • Used for scooping and transferring solids.
• Stirring Rod

  • Thin, solid glass or plastic rod.
• Stirring Rod

  • Used to manually stir solutions to ensure complete dissolution of the solute in the solvent.