LABORATORY EQUIPMENT AND THEIR FUNCTIONS

LABORATORY and SAFETY EQUIPMENT AND THEIR FUNCTIONS

GogglesMost important piece of lab equipmentProtects eyes from broken glass, chemicals, and flames.

Lab Aprons

Protects clothes from chemicalsEye Wash

Rinse eyes for 15-20 min. if exposed to chemicalsFire Blanket

Wrap around a person whose clothes or hair have caught on fire (then they should drop and roll)Shower

If a chemical is spilled over a large part of the body (all over clothes or legs)BeakerMay be heatedUsed to hold or mix chemicals

Stirring RodGlass rod used for stirringBE CAREFUL! They break easily

Erlenmeyer FlaskMay be heatedUsed for mixing chemicals

Graduated CylinderMeasures volumes of liquids

Test TubeMay be heatedHolding small amounts of chemicalsFor small reactions

Wire GauzeSpreads out the heat produced by a Bunsen burnerCan place a beaker on top

Test Tube HolderDUHHHHH It holds a test tube

Test Tube RackHolds test tubes in a vertical position.Allows for clear sight.Drying rack

Ring StandMulti-purpose, mostly used as a support to heat chemicals and hold burets.

FunnelHolds filter paper for filtering solutions.Transferring liquids to smaller narrow necked containers.

Ring ClampOne side clamps to ring stand. Place wire gauze on ring and it will hold beakers and flasks for heating. Can hold small beakers or funnels.

Watch GlassUsed as a beaker coverCan be used to place small amounts of chemicals on(looks like a contact lens)

Evaporating DishHolds small volumes of liquids being evaporated.

Plastic Wash BottleDispenses water for rinsing equipment

Crucible and LidHolds small amounts of chemicals for heating at high temperatures.

Clay TriangleSupports a crucible in a ring stand apparatus.

Crucible TongsPick up and hold small hot items like a crucible.

ForcepsUsed to pick up small items.

Bunsen Burner (& Striker)Controls release of natural gas for burning. Tubing connects to gas source.Striker with flint is used to ignite the burner (or matches).

Electronic BalanceMeasures mass in grams

Rubber StopperCovers test tube for mixing

Scoopula

Used to transfer solids from one container to anotherTest Tube Brush

Cleans out a test tubeThermometerTakes temperature (in Celsius)

Pipette

Used for measuring very small volumes of liquids