Exam questionKROK 2Pharmacy ยท 2011
An analytical chemist determines the admixture of sulphates in the boric acid. What is the main reagent that he has to add:
Answer options
- Barium chloride
- Ammonium oxalate
- Silver nitrate
- Sodium sulphide
- Potassium ferrocyanide
Correct answer
Barium chloride
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