laboratory equipment and their functions

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LABORATORY and SAFETY
EQUIPMENT AND THEIR
FUNCTIONS
Goggles
Most important
piece of lab
equipment
 Protects eyes
from broken
glass, chemicals,
and flames.

Lab Aprons

Protects clothes
from chemicals
Eye Wash

Rinse eyes for 1520 min. if exposed
to chemicals
Fire Blanket

Wrap around a
person whose
clothes or hair
have caught on fire
(then they should
drop and roll)
Shower

If a chemical is
spilled over a large
part of the body
(all over clothes or
legs)
Beaker
May be heated
 Used to hold or
mix chemicals

Stirring Rod
 Glass
rod used
for stirring
 BE CAREFUL!
They break
easily
Erlenmeyer Flask
May be heated
 Used for mixing
chemicals

Graduated Cylinder
 Measures
volumes of
liquids
Test Tube
 May
be heated
 Holding small
amounts of
chemicals
 For small
reactions
Wire Gauze
Spreads out the
heat produced
by a Bunsen
burner
 Can place a
beaker on top

Test Tube Holder
 DUHHHHH
It holds a test tube
Test Tube Rack
Holds test tubes
in a vertical
position.
 Allows for clear
sight.
 Drying rack

Ring Stand

Multi-purpose,
mostly used as a
support to heat
chemicals and hold
burets.
Funnel


Holds filter paper
for filtering
solutions.
Transferring liquids
to smaller narrow
necked containers.
Ring Clamp

One side clamps to
ring stand. Place
wire gauze on ring
and it will hold
beakers and flasks
for heating. Can
hold small beakers
or funnels.
Watch Glass
Used as a beaker
cover
 Can be used to
place small
amounts of
chemicals on
(looks like a contact
lens)

Evaporating Dish

Holds small
volumes of
liquids being
evaporated.
Plastic Wash Bottle

Dispenses water for
rinsing equipment
Crucible and Lid

Holds small amounts
of chemicals for
heating at high
temperatures.
Clay Triangle

Supports a crucible
in a ring stand
apparatus.
Crucible Tongs
 Pick
up and
hold small hot
items like a
crucible.
Forceps

Used to pick up
small items.
Bunsen Burner (&
Striker)



Controls release of
natural gas for
burning.
Tubing connects to
gas source.
Striker with flint is
used to ignite the
burner (or
matches).
Electronic Balance
 Measures
mass in
grams
Rubber Stopper

Covers test tube
for mixing
Scoopula

Used to transfer
solids from one
container to
another
Test Tube Brush

Cleans out a test
tube
Thermometer

Takes temperature
(in Celsius)
Pipette

Used for measuring
very small volumes
of liquids
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