Pharmacy Calculaions

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I can't get this right! Please help...
Based on the formula below, what quantities of each are needed to make 180 ml of this lotion?
Benzyl Benzoate 250 ml
Triethanolamine 5 ml
Oleic Acid 20 ml
Purified water to make 1000 ml

  • Pharmacy Calculaions -

    I don't see the formula.

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