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kelvinT kelvinT
wrote...
A year ago
calculate the quantities required to make 5 lb of hydrophilic ointment:
Methylparaben                0.25 g
Propylparaben                  0.15 g
Sodiium Laurel Sulfate   10 g
Propylene Glycol              120 g
Stearyl Alcohol                  250 g
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Replies
wrote...
Educator
A year ago
Hi kelvinT

I think it is calculated like this:



This is considered an allocation problem. As you can see, all those numbers highlighted in purple add to 5 lb, as required.
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