Glassware Burets Flasks & Beakers Pipets Volumetric Flasks & Graduated Cylinders Tools Test Tubes Instruments Analytical Balance pH Meter: Digital Spectrometer: Digital Techniques Flame Tests Pipetting Proper Weighing Technique Titration Vacuum Filtration Lab Manual Home		Erlenmeyer Flasks Erlenmeyer flasks and beakers are used for mixing, transporting, reacting, and filtration but not for accurate measurements. The volumes stamped on the sides are approximate and accurate to within about 5%. Beakers Beakers are used to contain volumes of liquids. They are not volumetric and their accurate only to +/- 5% of their graduation.