SPM – MCQ 20 – Chlorine demand

Chlorine demand is measured by
A. Horrock’s apparatus
B. Chlorimeter
C. Double pot
D. Berkfeld filter

Correct answer : A. Horrock’s apparatus

  • Horrock’s apparatus is used to measure cholrine demand.
  • Double pot is a method of well water chlorination.
  • Berkefeld filter is a water filter made of diatomaceous earth or Kieselguhr.

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