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Compound Hydroxybenzoate Solution APF is made according to the following formula: Methyl Hydroxybenzoate 8 g Propyl...

Compound Hydroxybenzoate Solution APF is made according to the following formula:

Methyl Hydroxybenzoate 8 g

Propyl Hydroxybenzoate 2 g

Propylene Glycol to make a final volume of 100 mL

If 140 mL of a mixture contains 1.2 mL of the above "Compund Hydroxybenzoate Solution", what is the concentration (microg/mL) of methyl hydroxybenzoate in the mixture?

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