The result of your conversion between pound/cubic mile and nanogram/liter appears here
To convert between Pound/cubic Mile and Nanogram/liter you have to do the following:
First divide 0.45359237/(((0.0037854118/231)*1728*27)*5451776000) / 1.0E-12/0.001 = 0.1088226
Then multiply the amount of Pound/cubic Mile you want to convert to Nanogram/liter, use the chart below to guide you.
Symbol: lb/mi³
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Symbol: ng/l
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