Lab Equipment

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Slide 14

Glass Stir Rod

A glass rod is used to manually stir solutions. It can also be used to transfer a single drop of a solution.

Slide 15

Medicine Dropper

A medicine dropper is used to transfer a small volume of liquid (less than one mL).

On top of each medicine dropper is a “rubber bulb”

Slide 16

Litmus Paper

Red litmus paper is used to identify bases.

Blue litmus paper is used to identify acids.

Slide 17

Forceps

Forceps (or tweezers) are used to pick up small objects.

Slide 18

Funnel

A funnel is used to aid in the transfer of liquid from one vessel to another.

Slide 19

Mohr Pipet

A Mohr pipet measures and delivers exact volumes of liquids.

Slide 20

Wash Bottle

A wash bottle has a spout that delivers a wash solution to a specific area. Distilled water is the only liquid that should be used in a wash bottle.

Slide 21

Weighing Boat

Weighing boats are used to weigh solids that will be transferred to another vessel.

Slide 22

Spatulas

Spatulas are used to dispense solid chemicals from their containers.

Chemicals should never be transferred with your bare hands.

Slide 23

Beaker Tongs

Beaker tongs are used to move beakers containing hot liquids

Slide 24

Bunsen Burner

Bunsen burners are used for the heating of nonvolatile liquids and solids.

Slide 25

Evaporating Dish

The evaporating dish is used for the heating of stable solid compounds and elements.

Slide 26

Crucible

Crucibles are used for heating certain solids, particularly metals, to very high temperatures.

Slide 27

Clay Triangle

The clay triangle is used as a support for porcelein crucibles when being heated over a Bunsen burner.