The result of your conversion between nanogram/cubic kilometer and ounce/cubic foot appears here
To convert between Nanogram/cubic Kilometer and Ounce/cubic Foot you have to do the following:
First divide 1.0E-12/1.0E+9 / (0.45359237/16)/((0.0037854118/231)*1728) = 0.
Then multiply the amount of Nanogram/cubic Kilometer you want to convert to Ounce/cubic Foot, use the chart below to guide you.
Symbol: ng/km³
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Symbol: oz/fm³
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