Filtration in Reagent Grade Water Preparation
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Questions and Answers

Which process is NOT involved in the preparation of reagent grade water?

  • Distillation
  • Reverse osmosis
  • Filtration (correct)
  • Ion exchange

    • What is the purpose of distillation in the preparation of reagent grade water?

  • To remove ionic impurities
  • To increase water resistivity
  • To remove organic residue (correct)
  • To remove microbiological content

    • Which type of water has the highest purity level according to CLSI and CAP?

  • Type III
  • Type I (correct)
  • Type II
  • Type IV

    • Which test is NOT used to determine water purity?

    <p>Total dissolved solids (TDS)</p> Signup and view all the answers

    What is a characteristic of hard water?

    <p>It contains calcium and iron</p> Signup and view all the answers

    Which process involves the removal of ionic impurities from water through ion exchange?

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

    Which test is NOT used to determine water purity?

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

    Which type of water has the lowest purity level according to CLSI and CAP?

    <p>Type III</p> Signup and view all the answers

    What is the purpose of UV oxidation in the preparation of reagent grade water?

    <p>To remove microbiological content</p> Signup and view all the answers

    Which of the following is NOT a characteristic of hard water?

    <p>Has a neutral pH</p> Signup and view all the answers

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