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Exam questionKROK 2Pharmacy ยท 2012

Select the reductant required for the determination of arsenic impurity in drugs (method 2):

Answer options

  1. Hydrochloric acid solution
  2. Sodium hypophosphite
  3. Sodium hydroxide solution
  4. Sodium sulfite solution
  5. Potassium iodide solution
Correct answer

Sodium hypophosphite

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