Chemistry Lab Equipment Functions

gas bottle

bottle used to collect large volumes of gas

ceramic triangle

supports crucibles while being heated

test tube clamp

attaches a test tube to a ring stand

ring stand

a metal rod connected by a rectangular base that is used to support laboratory equipment

iron ring

connect to ring stand, give support to lab equipment

evaporating dish

heats solids

mortar and pestle

mixes, grinds, and crushes solid substances

test tubes

holds small amounts of liquids


a container for stirring, mixing, and heating liquids

crucible and cover

a container used to heat solids to high temperatures

safety goggles

protects eyes from chemical splashes, shards of glass, and other debris


used as stoppers and to keep materials in place

watch glass

holds small amounts of liquids or solids, may be placed over beakers

Erlenmeyer flask

contains liquids that may splatter or produce gases

wire gauze

supports containers heated over Bunsen burners


precisely measures volumes of liquids


used to pick up hot objects

rubber stoppers

seal containers

test tube holder

holds hot test tubes

Bunsen burner

heats up reactions and samples using a gas source


delivers small amounts of liquids slowly and precisely


measures temperature

graduated cylinder

accurately measures the volume of a liquid

wash bottle

delivers distilled water


precisely measures very small amounts of liquids


delivers drops of liquid one at a time


tweezers" used to pick up safety items


shapes and smooths down surfaces

wire brush

cleans lab equipment (bristles attached to a wooden stick)

24-well plate

a flat plate used to run many small reactions at once


transfers solids


a tool with a broad, flat, blunt blade used for mixing


helps in the transfer of liquids from one container to another without spilling; often used during filtration

test-tube rack

holds a series of test tubes upright