Introduction to Introduction to Scientific EquipmentScientific Equipment

Basic Laboratory Equipment

BeakerBeaker

Used to hold and transfer liquidsUsed to hold and transfer liquids Do not measure with a beakerDo not measure with a beaker

Bunsen BurnerBunsen Burner

Used for heating and for Used for heating and for microbiology microbiology

Cover SlipCover Slip

Covers and holds a specimen in place Covers and holds a specimen in place on a slideon a slide

Dissecting PinsDissecting Pins

Holds a specimen in place during Holds a specimen in place during dissectionsdissections

Dissecting ScissorsDissecting Scissors

Used for cutting specimens during Used for cutting specimens during dissectionsdissections

Dissecting TrayDissecting Tray

Container for a specimen during Container for a specimen during dissections dissections

Medicine DropperMedicine Dropper

Used to transfer small quantities of Used to transfer small quantities of liquidliquid

ForcepsForceps

Common folk call them “tweezers”Common folk call them “tweezers” Used to hold or pick up small objectsUsed to hold or pick up small objects

FunnelFunnel

Used to transfer liquids through a Used to transfer liquids through a small openingsmall opening

Graduated cylinderGraduated cylinder

Used to measure volumeUsed to measure volume

Hand LensHand Lens

Magnify objects using low powerMagnify objects using low power Not for microscopic objectsNot for microscopic objects

MicroscopesMicroscopes

Compound Light Compound Light Microscope (CLM)Microscope (CLM) Used to magnify Used to magnify

specimens on slides under specimens on slides under high powers of high powers of magnification.magnification.

Stereoscopic Stereoscopic Microscope (SM)Microscope (SM) Used to magnify larger Used to magnify larger

specimens in plates or specimens in plates or trays under low power trays under low power magnification.magnification.

Produce magnified images of specimens

Petri DishPetri Dish

Used to grow microbial culturesUsed to grow microbial cultures Used to hold specimensUsed to hold specimens

PipettePipette

Used to measure and dispense small Used to measure and dispense small quantities of liquidquantities of liquid

Disposable Pipette

Micro-pipette

ProbeProbe

Used to explore specimens during Used to explore specimens during dissectionsdissections

Metric RulerMetric Ruler

Used to measure length using SI Used to measure length using SI unitsunits

GogglesGoggles

Protects a person’s eyes during Protects a person’s eyes during laboratory experimentslaboratory experiments

ScalpelScalpel

Used to make precise cuts during Used to make precise cuts during dissectionsdissections

Test TubeTest Tube

Container for small samplesContainer for small samples Used to grow cultures/specimensUsed to grow cultures/specimens

Test Tube RackTest Tube Rack

Used to hold test tubes uprightUsed to hold test tubes upright

ThermometerThermometer

Used to measure temperatureUsed to measure temperature

Triple-Beam BalanceTriple-Beam Balance

Used to measure massUsed to measure mass

Test Tube BrushTest Tube Brush

Used to clean test tubesUsed to clean test tubes

Erlenmeyer FlaskErlenmeyer Flask

Used to hold, measure, and mix Used to hold, measure, and mix liquidsliquids

Test Tube ClampTest Tube Clamp

Used to hold test tubes during Used to hold test tubes during heatingheating

Always point the opened end of a Always point the opened end of a test tube away from other people!test tube away from other people!

Dropper BottleDropper Bottle

Hold and dispense liquid in dropsHold and dispense liquid in drops

Glass SlideGlass Slide

Platform to hold/mount a specimenPlatform to hold/mount a specimen

Hot MittHot Mitt

To pick up, move, or carry hot To pick up, move, or carry hot glasswareglassware

Stirring RodStirring Rod

Used to agitate or stir mixturesUsed to agitate or stir mixtures

Weighing TrayWeighing Tray

Used to hold or carry solid specimens Used to hold or carry solid specimens or samplesor samples