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LAB INSTRUMENTS

LAB INSTRUMENTS. BEAKER. It is a simple container for stirring, mixing and heating liquids It is normally made of glass or plastic. http://en.wikipedia.org/wiki/File:Beakers.jpg. BUNSEN BURNER. Made of metal, produces a single open gas flame It is used for heating.

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LAB INSTRUMENTS

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  1. LAB INSTRUMENTS

  2. BEAKER • It is a simple container for stirring, mixing and heating liquids • It is normally made of glass or plastic http://en.wikipedia.org/wiki/File:Beakers.jpg

  3. BUNSEN BURNER • Made of metal, produces a single open gas flame • It is used for heating http://upload.wikimedia.org/wikipedia/commons/8/8e/Bunsen_burner.jpg

  4. DROPPER • Used to transfer small quantities of liquids • Made of rubber and glass or plastic http://es.wikipedia.org/wiki/Archivo:Druppelteller.JPG

  5. ERLENMEYERFLASK • Cylindrical liquid container used in analysis methods (e.g. titration) • It is normally made of glass or plastic http://en.wikipedia.org/wiki/File:Erlenmeyer_flask_hg.jpg

  6. FLORENCEFLASK • It is used as a container to hold solutions of chemicals • Made of glass http://teachertech.rice.edu/Participants/louviere/vms/science/florence-flask.jpg

  7. FORCEPS • Used for holding objects/samples • Made of metal http://es.wikipedia.org/wiki/Archivo:Tweezers.jpg

  8. FUNNEL • Used to channel liquids into containers with a small opening • Made of glass or plastic http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  9. GRADUATED CYLINDER • Used to make accurate liquid volume measurements • Made of glass http://upload.wikimedia.org/wikipedia/commons/1/14/Graduated_cylinder.jpg

  10. PIPETTE • Used to transport a measured volume of liquid • Made of glass http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  11. RACK • Used to hold test tubes • Made of glass, plastic or wood http://upload.wikimedia.org/wikipedia/commons/b/bb/Test_tubes.jpg

  12. SPATULA • It is used to take small quantities of solid chemicals • Made of metal http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  13. STIRRING ROD • Used to mix chemicals and liquids for chemical purposes • Made of glass http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  14. TEST TUBE • Used to make chemical reactions in microscale • Made of glass http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  15. WASH BOTTLE • In general, used to contain distilled water in order to clean lab instruments made of glass • Made of glass http://en.wikipedia.org/wiki/File:Lab_wash-bottles_water_EtOH.jpg

  16. WATCH GLASS • Used to hold solids • Slightly convex-concave piece made of glass http://en.wikipedia.org/wiki/File:Caesium_fluoride.jpg

  17. WIRE GAUZE • Used to distribute the heat while heating with a bunsen burner • Made of metal and asbestos http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

  18. NUCLEIC ACIDS

  19. http://es.wikipedia.org/wiki/Archivo:ARNm-Rasmol.gif

  20. http://www.flickr.com/photos/ynse/542370154/

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