The result of your conversion between gram/cubic kilometer and grain/quart [UK] appears here
To convert between Gram/cubic Kilometer and Grain/quart [UK] you have to do the following:
First divide 0.001/1.0E+9 / ((0.45359237/16)*(192/175)/480)/(0.00454609/4) = 0.
Then multiply the amount of Gram/cubic Kilometer you want to convert to Grain/quart [UK], use the chart below to guide you.
Symbol: g/km³
No description
Symbol: gr/qt
No description