common chemistry lab equipment the tools of science
TRANSCRIPT
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Common Chemistry Lab Equipment
The Tools of Science
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Safety Goggles
Must be worn for all Chemistry labs
Protects eyes from chemicals
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Beaker
Used to hold and transfer liquids
Used to make approximate measurements.
Use a beaker that is about twice the capacity of the volume of liquid you need to hold
Not this one
THIS ONE!
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Beaker Tongs
Used to transfer hot beakers
Coated with plastic that can MELT!
Crucible Tongs
Used to hold crucibles and very hot items.
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Erlenmeyer Flask
Used to hold and transfer liquids
Can be stoppered
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Graduated Cylinder Used to measure exact volumes Measure the volume from the bottom of
the meniscus.
Meniscus
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Watch Glass
used as a surface to evaporate a liquid, to hold solids while being weighed, or as a cover for a beaker
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Test Tubes and Test Tube RackTest tubes are used to carry
out chemical reactions.When not in a test tube holder
or clamp, put test tubes in a test tube rack.
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Burette
Dispense exact volumes of liquid.
They are used during a process called titration.
Volume measured from the bottom of meniscus
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Ring Stand and Iron Ring
Provide structural support for various attachments that are usually used to hold glassware
The iron ring holds a wire gauze, triangle, or funnel on the ring stand.
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Utility Clamp
Used to hold glassware in place on the ring stand.
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Triangle
Rests on iron rings and are used to hold funnels during filtering or crucibles during heating.
Wire Gauze
Covers the iron ring to provide a flat surface for beakers when heating them.
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Funnel
Can be used with filter paper to filter fluids. They can also be used for transferring fluids.
Crucible
Used to hold small amounts of a substance to be heated or dehydrated.
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Striker
Produce sparks to light Bunsen burners
Bunsen Burner
Produce a flame used to heat, dehydrate, or sterilize substances in the lab
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Hot Plate
Used to heat solutions.
Mortar and Pestle
Used to grind solids into powders
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Thermometer
Used to measure temperature.
NOT FOR STIRRING!
Stirring Rod
Used for stirring chemicals
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Scoopula
Used to transfer solids
Used to transfer small quantities of liquids
Disposable Pipette
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The Test Tube Brush
FOR YOU to use to clean test tubes and graduated cylinders
Not for Mr. S or your parents
**A VERY IMPORTANT PIECE OF EQUIPMENT**