Common Laboratory Equipment

Vocabulary flashcards covering the names and functions of standard laboratory equipment mentioned in the notes.

Thermometer

Instrument used to measure the temperature of liquids, gases, or solids in the lab.

Test Tube

Small, cylindrical piece of glassware for holding, mixing, or heating small quantities of substances.

Beaker

Wide-mouthed, straight-sided container with a lip, used for stirring, mixing, and heating liquids.

Watch Glass

Shallow, concave glass dish used to evaporate liquids, hold small samples, or serve as a beaker cover.

Graduated Cylinder

Tall, narrow cylinder with volume markings for accurately measuring liquid volumes.

Erlenmeyer Flask

Conical flask with a narrow neck, ideal for swirling, mixing, and heating solutions without spillage.

Volumetric Flask

Flask with a long neck and single calibration mark, used to prepare solutions of precise volume.

Transfer Pipet

Disposable glass or plastic pipet for transferring small, approximate volumes of liquid.

Volumetric Pipet

Precision pipet calibrated to deliver one exact volume of liquid with high accuracy.

Pipet Bulb/Pump

Rubber bulb or mechanical device that attaches to a pipet to safely draw liquids by suction.

Buret

Graduated glass tube with a stopcock at the bottom, used to dispense measured volumes in titrations.

Buret Clamp

Clamp designed to securely hold one or two burets vertically on a ring stand.

Bunsen Burner

Gas burner that produces a single open flame for heating, sterilization, or combustion.

Funnel

Conical tool that guides liquids or powders into containers with small openings and aids in filtration when lined with filter paper.

Wash Bottle

Squeezable plastic bottle with a nozzle, used to rinse glassware with distilled water or other solvents.

Crucible Tongs

Metal tongs used for safely grasping hot crucibles, evaporating dishes, or small objects.

Scoopula

Long, narrow metal spatula used to transfer solid chemicals.

Ring Stand with Rings

Metal support stand equipped with adjustable rings to hold glassware or equipment over a burner or other apparatus.

Utility Clamp

Adjustable clamp that attaches to a ring stand to hold test tubes, flasks, or thermometers securely.

Clamp Holder

Connector that joins a clamp to a support rod or ring stand, allowing precise positioning of lab apparatus.