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laboratoryequipment
| buret | glass, common sizes are 25ml and 50ml, used to measure volumes of 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 |
| crucible tongs | iron or nickel; used to pick up and hold small items |
| condenser | glass; used in distillation procedures |
| crucible and cover | porcelain; used to heat small amounts of solid substances at high temperatures |
| dropper pipet | glass tip with rubber bulb; used to transfer small volumes of liquid |
| erlenmeyer flsk | glass; common sizes are 100 ml to 250ml, may be heated; used in titrations |
| evaporating dish | porcelain; used to contain small volumes of liquid being evaporated |
| florence flask | glass; common sizes are 125 ml, 250 ml, 500ml; 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 holds 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 tube | glass, marked in ml intervals; used to measure gas volumes |
| glass rob with nichrime wire | used in flame tests |
| graduated cylinders | glass or plastic, common sizes are 10, 50, 100, used to measure app. volume, 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 powder |
| pipet bulb | rubber; used in filling a pipet with a solution; a pipet must never be filled by mouth |
| plastic wash bottles | flexible plastic, squeeze sides to dispense water |
| platform balance | also known as a triple beam balance |
| pneumatic trough | galvanized container with shelf; used in experiments where a gas is collected |
| ring stand | 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 to transfer liquids or gases |
| saftey googles | plstic; must be worn at all times while working in the lab |
| screw clamp, pinch clamp | metal; used to block off rubber tubbing |
| spatual scoopula | metal or porcelain, used to transfer solid chemicals the scoopula has a larger capacity |
| stirring rod and rubber policeman | glass with rubber sleeve, used to stir, assist in pouring liquids and for removing precipitates from the 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 med large may be heated |
| thermometer | nonmercury common range -10c to 110 |
| triangular file | metal; used to scratch glass tubing prior to breaking to desired length |
| tripod | iron, used to support containers of chemicals above the flame of burner |
| volumetric pipet | glass, common sizes are 10,25ml 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 guaze | used to spread the heat of a burner flame |
| beaker | glass or plastic, common sizes are 50, 10.250,400 ml; glass beakers may be heated |
Created by:
ferdbird95
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