Laboratory Equipment

graduated pipet

glass; used to measure solution in volumes; less accurate than a volumetric pipet.

funnel

glass or plastic, Used for filtrations

crucible and lid

porcelain, used to heat small amounts of solid substances at high temperatures

evaporating dish

porcelain; used to contain small volumes of liquid being evaporated

test tube holder

spring metal; used to hold test tubes or glass tubing

mortar and pestle

porcelain; may be used to grind crystals and lumpy chemicals to a powder

crucible tongs

iron or nickel; used to pick up and hold small items

wire gauze

used to spread the heat of a burner flame

ring clamp

attaches to a lab stand and used to hold a variety of lab equipment

test tube

glass, may be heated. Used to heat liquid and observe reactions

triangle file

metal; used to scratch glass tubing prior to breaking to desired length

Erlenmeyer flask

glass, may be heated, used in titrations

Buret

glass; used to measure volumes of solutions in titrations

rubber tubing

used to connect apparatus so as to transfer liquids or gases

Bunsen Burner

used to heat substances

Florence Flask

glass; may be heated; used in making and for storing solutions

Stir rod

used to stir substances

test tube rack

wood or plastic; holds test tubes in a vertical position

beaker

glass or plastic; glass beakers may be heated. Holds solutions

graduated cylinder

glass or plastic; must not be heated

ring stand

metal rod fixed upright in a heavy metal base; has many uses as a support

clay triangle

wire frame with porcelain supports; used to support a crucible

watch glass

glass; used to cover an evaporating dish or beaker

goggles

eye protection

Scoopula

metal or porcelain; used to transfer solid chemicals; the scoopula has a larger capacity