State how much of the drug substance has to be used

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Reference no: EM13178292

A) How much of the drug substance has to be used (calculate)?

B) How much NaCl do you need to add to hace an isotonic preparation?

C) If you instead of NaCl wanted to use potassium nitrate to make the solution isotonic, how much potassium nitrate would you add?

D) How much water do you need to dissolve the, in question A, calculated mass of drug substance to make the solution isotonic?

E) What volume of an isotonic buffer-solution do you need to add to the drug solution to make the finished drug/product?

Reference no: EM13178292

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