LABORATORY EQUIPMENTS AND THEIR FUNCTIONS Laboratory Glass ware

LABORATORY EQUIPMENTS AND THEIR FUNCTIONS

Laboratory Glass ware

Beaker May be heated n Used to measure volume of liquid n 100 / 250 / 500/ 1000/ 2000 ml n

Stirring Rod n Glass rod used for stirring n BE CAREFUL! They break easily

flask May be heated n Used to measure large volumes of liquid n For preparation of media n 100 / 250 / 500/ 1000/ 2000 ml n

Conical Flask Volumetric Flask

Measuring Cylinder Measures volumes of liquids n May be glass or plastic n 25/ 50/ 100/ 250/ 500/ 1000 ml n

Test Tube n May be heated n Holding small amounts of chemicals n For small reactions

Test Tube Holder n It holds a test tube

Test Tube Rack Holds test tubes in a vertical position. n Allows for clear sight. n Drying rack n

Test Tube Brush n Cleans out a test tube

Capillary Tubes n Used to collect liquid through the process of capillary action.

Reagent Bottle n Used to store, transport, or view reagents such as acids or bases.

slide n n For preparation of smear to stain For preparation of sample to see under microscope Cover glass (slip) n To cover sample over slide

Petri dish Preparation of media to culture bacteria plastic Glass

Funnel n n Holds filter paper for filtering solutions. Transferring liquids to smaller narrow necked containers.

Filter paper n Use for filtration of solution

pipette Is laboratory tool commonly used in chemistry, biology and other to transport a measured volume of liquid n Type: 1. Plastic 2. Glass 3. Automatic n

Graduated Pipettes Automatic pipette Plastic Pipettes

Thermometer n n n Takes temperature (in Celsius) The current thermometers range from -20° to 150°C. They are filled with a red liquid for easy reading

Sample equipment 1. container 2. collection

Urine container For collection of urine sample Stool container For collection of stool sample

Sputum container For collection of sputum sample (wide mouth container)

Blood container n n n Contain anticoagulant E. g: EDTA, Hiparine, florid oxalate Not Contain anticoagulant (plain container)

Blood container

syringe For collection of blood sample n Basic part of syringe are: 1. Barrel 2. Plunger 3. Tip (needle and cap of needle) n

Lancet Collection blood from finger

Swab For collection of sample like eye swab

Plastic Wash Bottle n Dispenses water for rinsing equipment

Forceps n Used to pick up small items.

Culture loop n Ware loop n Straight loop

Bunsen Burner (flam) n n common piece of laboratory equipment used for heating, sterilization, Controls release of natural gas for burning.

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