COMMON LABORATORY APPARATUSES and ITS USES Flashcards
for measuring mass
Balance
to hold, mix, and heat liquids
Beaker
as heat source in the absence of flammable materials
Bunsen burner
for dispensing accurate volume of a liquid
Buret
to support a crucible during heating
Clay triangle
for holding chemicals during heating to very high temperatures
Crucible
to hold crucibles
Crucible tongs
to hold mix chemicals. The small neck is to facilitate mixing without spilling
Erlenmeyer flask
to heat liquids for evaporation
Evaporating dish
for filtration; also to transfer liquids or fine-grained materials into
containers with small openings
Funnel
to measure a precise volume of a liquid
Graduated Cylinder
to crush and grind materials
Mortar and pestle
used with a ring stand to hold glassware, such as beaker or funnel
Ring clamp
to support laboratory glassware, water bath, etc
Ring stand
to transfer solids
Spatula
for stirring and mixing
Stirring rod
to hold and mix liquids
Test tube
to hold test tube during heating
Test tube holder
to hold several tubes at one time
Test tube rack
to measure temperature
Thermometer
to secure glassware to a ring stand
Utility/ iron clamp
to prepare solutions of accurate volume
Volumetric flask
to measure small amounts of liquid very accurately; draw in or suck the liquid using an aspirator (never use your mouth)
Volumetric pipet
to rinse parts of glass wares and to add small quantities of water
Wash bottle
to hold solids while weighing or to cover a beaker
Watch glass
to support a container, such as beaker, on a ring stand during heating
Wire gauze
