cva biology i - lab equipment

Lab EquipmentLab Equipment

BeakerBeaker

Beakers hold solids Beakers hold solids or liquids that will or liquids that will not release gases not release gases when reacted or are when reacted or are unlikely to splatter unlikely to splatter if stirred or heated.if stirred or heated.

Erlenmeyer FlaskErlenmeyer Flask

Erlenmeyer flasks Erlenmeyer flasks hold solids or liquids hold solids or liquids that may release that may release gases during a gases during a reaction or that are reaction or that are likely to splatter if likely to splatter if stirred or heated.stirred or heated.

Florence FlaskFlorence Flask

Rarely used in first Rarely used in first year chemistry, it is year chemistry, it is used for the mixing used for the mixing of chemicals. Narrow of chemicals. Narrow neck prevents splash neck prevents splash exposure.exposure.

Graduated CylinderGraduated Cylinder

A graduated A graduated cylinder is used cylinder is used to measure to measure volumes of volumes of liquids.liquids.

Test Test TubesTubes

13 x 100 mm test 13 x 100 mm test tubestubes

10 x 75 mm test 10 x 75 mm test tubestubes

IgnitionIgnitiontubetube

Test Tube HolderTest Tube Holder

A test tube holder A test tube holder is useful for is useful for holding a test holding a test tube which is too tube which is too hot to handle.hot to handle.

Test Tube BrushesTest Tube Brushes

Test tube brushes Test tube brushes are used to clean are used to clean test tubes and test tubes and graduated cylinders.graduated cylinders.Forcing a large brush Forcing a large brush into a small test tube into a small test tube will often break the will often break the tube.tube.

Test Tube RacksTest Tube Racks

Test tube racks are for holding and Test tube racks are for holding and organizing test tubes on the laboratory organizing test tubes on the laboratory counter. Plastic racks may melt in contact counter. Plastic racks may melt in contact with very hot test tubes.with very hot test tubes.

Chem Plate/Spot Chem Plate/Spot PlatesPlates

Chem plates are used Chem plates are used when we want to when we want to perform many small perform many small scale reactions at one scale reactions at one time. We will use these time. We will use these many times during the many times during the year. year.

Glass Stir RodGlass Stir Rod

A glass rod is used to A glass rod is used to manually stir manually stir solutions. It can also solutions. It can also be used to transfer a be used to transfer a single drop of a single drop of a solution.solution.

Medicine DropperMedicine Dropper

A medicine dropper A medicine dropper is used to transfer is used to transfer a small volume of a small volume of liquid (less than liquid (less than one mL).one mL).

On top of each medicine dropper is a On top of each medicine dropper is a ““rubber bulbrubber bulb””

ForcepsForceps

Forceps (or tweezers) are used to pick up Forceps (or tweezers) are used to pick up small objects.small objects.

FunnelFunnel

A funnel is A funnel is used to aid in used to aid in the transfer of the transfer of liquid from one liquid from one vessel to vessel to another.another.

PipetPipet

A pipet A pipet measures and measures and delivers exact delivers exact volumes of volumes of liquids.liquids.

Weighing Tray/BoatWeighing Tray/Boat

Weighing Tray/boats are Weighing Tray/boats are used to weigh solids that used to weigh solids that will be transferred to will be transferred to another vessel.another vessel.

Bunsen BurnerBunsen Burner

Bunsen burners are Bunsen burners are used for the heating used for the heating of nonvolatile liquids of nonvolatile liquids and solids.and solids.

Compound Light MicroscopeCompound Light MicroscopeUsed to view microscopic organisms.

Triple Triple Beam Beam BalanceBalanceUsed to Used to measure measure mass in mass in grams.grams.

Petri DishPetri DishUsed to grow cultures of small organisms.

Dissecting ToolsDissecting Toolsscalpelscalpel Bone Bone

cutterscuttersDissecting Dissecting panpan

DissectinDissecting pinsg pins scissorsscissors probeprobe Dissecting Dissecting

traytray

ThermometerThermometerMeasuring temperature in degrees Celsius.