The Importance of Contact Time
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Questions and Answers

Which cleaning solution should be used to clean the balances?

  • Hot water
  • Virkon
  • Klericide (correct)
  • Dishwashing liquid
  • How often should glassware be autoclaved?

  • Every Monday
  • Every Thursday (correct)
  • Every day
  • Once a month
  • What should be done with full 60L yellow bins, sharps bins, and liquid waste drums?

  • Empty them into the 700L waste bins
  • Autoclave them
  • Move them to the atrium (correct)
  • Leave them in the lab
  • Which cleaning solution should be used to clean the pH meter and probes?

    <p>Klericide</p> Signup and view all the answers

    How should the pH probes be calibrated?

    <p>Using pH buffers and distilled water</p> Signup and view all the answers

    Where should the glassware be placed after autoclaving?

    <p>In the cupboard</p> Signup and view all the answers

    When should the surfaces in the main lab, autoclave room, and instrument room be cleaned?

    <p>Every day</p> Signup and view all the answers

    What should be done with non-hazardous waste such as plastics and cardboard after deliveries?

    <p>Empty them into the 700L waste bins</p> Signup and view all the answers

    Which cleaning solution should be used to clean the area around the balance?

    <p>Klericide</p> Signup and view all the answers

    How should the glass components of the balance and the walls of the fume hood be cleaned?

    <p>With Virkon</p> Signup and view all the answers

    Which of the following is the recommended contact time for sanitizers to work effectively?

    <p>60-90 seconds</p> Signup and view all the answers

    What should be done with the blue roll used for wiping the surface?

    <p>Dispose of it in the 60L yellow bins</p> Signup and view all the answers

    Why should residue sanitizer not be left on surfaces after wiping?

    <p>It can damage the surface</p> Signup and view all the answers

    When do the weekly cleaning tasks fall?

    <p>Every Friday</p> Signup and view all the answers

    What should be done if the assigned owner of a cleaning task cannot complete it?

    <p>The task should be reassigned to another person</p> Signup and view all the answers

    Which cleaning solution should be used for daily cleaning tasks?

    <p>Virkon</p> Signup and view all the answers

    What should be done with large spills in the lab?

    <p>Use the large spills kit and spread it all over the spills</p> Signup and view all the answers

    Where should hazardous waste be placed?

    <p>In the 60L yellow bin</p> Signup and view all the answers

    When should the working space be cleaned with Virkon?

    <p>Before and after experiments</p> Signup and view all the answers

    What should be done with the debris from large spills?

    <p>Dispose of it in the 60L yellow bin</p> Signup and view all the answers

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