Question

You are preparing 60g of a 7.5%(w/w)Peruvian balsam ointment. Peruvian balsam is a very viscous liquid, with a specific gravity of 1.16, which you will measure with a syringe. How many milliliters of Peruvian balsam will you need to compound this product? Round your final answer to the nearest 0.25 mL.

Answer 1

60g of a 7.5%(w/w)Peruvian balsam ointmen

60× 7.5% = 4.5

Specific gravity of Peruvian balsam is 1.16

=4.5 × 1.16 = 5.22

Peruvian balsam in millilitres woulb be ,

= 5.22 ×1000= 0.5 ml