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Exam questionKROK 1Pharmacy ยท 2012

Concentration of magnesium sulfate in a drug can be determined by complexometric titration. Choose an indicator to detect the end point of titration:

Answer options

  1. Eosin
  2. Phenolphtalein
  3. Chromogen black
  4. Methyl orange
  5. -
Correct answer

Chromogen black

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