The result of your conversion between ounce/gallon [UK] and hectogram/litre appears here
To convert between Ounce/gallon [UK] and Hectogram/litre you have to do the following:
First divide (0.45359237/16)/0.00454609 / 0.1/0.001 = 0.06236023
Then multiply the amount of Ounce/gallon [UK] you want to convert to Hectogram/litre, use the chart below to guide you.
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