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42 Cards in this Set

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Beaker
glass or plastic: common sizes are 50 ml, 100 ml, 250 ml, 400 mlL glass beakers may be heated
Buret
glass: common sizes are 25 mL, and 50 mL: used to measure volumes od solutions in titrations
Ceramic square
used under hot apparatus or glassware
Clamps
the following types of clamps may be fastened to support apparatus: buret/test-tube clamp, clamp holder, double buret clamp, ring clamp, 3-pronged jaw clamp
Clay triangle
wire frame with porcelain supports, used to support a crucible
Condenser
glass: used in distillation procedures
Crucible and cover
porcelain, used to heat small amounts of solid
Crucible tongs
iron or nickel, used to pick up and hold small items
Dropper pipet
glass tip with rubber bulb, used to transfer small volumes of liquid
Erlenmeyer flask
glass, common sizes are 100 mL, 250 mL: may be heated , used in titrations
Evaporating dish
porcelain, used to conatin smallvolumes of liquid being evaporated
Florence flask
glass, common size are 125 mL, 250 mL, 500 mL, may be heated, used in making and for storing solutions
Forceps
metal, used to hold or pick up small objects
Funnel
glass or plastic, common size 12.5 cm diameter filter paper
Gas burner
constructed of metal; connected to a gas supply with rubber tubing; used to heat chemicals (dry or in solution) in beakers, test tubes, and crucibles
Gas collecting tubes
glass, marked in mL intervals; used to measure gas volumes
Glass rod with nichrome wire
used in flame tests
Graduated cylinder
glass or plastic, comon sizes are 10 mL, 50 mL, 100 mL, used to measure approximate volumes; must not be heated
Graduated pipet
glass, common sizes are 10 mL, 25 mL, used to measure solution volumes: less accurate than a volumetric pipet
Mortar and pestle
porcelain, may be used to grind crystals and lumpy chemicals to a powder
Pipet bulb
rubber, used in filling a pipet with a solution, a pipet must never be filled by mouth
Plastic wash bottle
flexible plastic, squeeze sides to dispense water
Platform balance
also known as a triple beam balance
Pneumatic trough
galvanized container with shelf, used in experimenting where a gas is collected
Ringstand
metal rod fixed upright in a heavy metal base; has many uses as a support
Rubber stoppers
several sizes
Rubber tubing
used to connect apparatus so as to transfer liquids or gases
Safety goggles
plastic; must be worn at all times while working in the laboratory
Screw clamp, pinch clamp
metal, used to block off rubber tubbing
Spatula, scoopula
metal or porcelain; used to transfer solid chemicals; the scoopula has a large capacity
Stirring rod and rubber policeman
glass with rubber sleeve; used to stir, assist in pouring liquids, and for removing precipitates from a container
test tube brush
bristles with wire handle, used to scrub small diameter glassware
Test tube holder
spring metal, used to hold test tubes or glass tubing
Test tube rack
wood or plastic, holds test tubes in a vertical position
Test tubes
glass, common sizes small (13 mm x 100 mm), medium (20 mm x 150 mm), large (25 mm x 200 mm), may be heated
Thermometer
mercury in glass, common range -10C to 110 C
Triangular file
metal, used to scratch glass tubing prior to breaking to desired length
Tripod
iron, used to support conatiners of chemicals above the flame of a burner
Volumetric pipet
glass, common sizes are 10 mL, 25 mL, used to measure solution volumes accurately, must not be heated
Watch glass
glass, used to cover an evaporating dish or beaker
Wide-mouth bottle
glass, used with pneumatic trough
Wire gauze
used to spread the heat of a burner flame