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Laboratory work #14: «Antiseptics vs. Bacteria»

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Description: This experiment offers students hands-on experience in exploring the world of antibacterials, antiseptics and disinfectants  by testing their effectiveness against different microbes.

Necessary materials:

For preparing sensitivity squares:

  • Blotter paper (or other absorbent paper like filter paper)
  • Scissors or paper cutter
  • Tweezers
  • Permanent marker or pen
  • Test substances: iodine solution, ethyl alcohol, antibacterial soap solution, other antiseptics, chlorhexidine or hydrogen peroxide 
  • Paper towels
  • clean dishes

 

For inoculating the agar plate:

  • Petri dishes
  • Agar
  • Sugar - 1 tsp.
  • beef bouillon - 1 cube
  • beaker
  • spoon
  • gloves
  • heat-resistant gloves

Course Content