The result of your conversion between tonne/liter and grain/quart [US] appears here
To convert between Tonne/liter and Grain/quart [US] you have to do the following:
First divide 1000/0.001 / ((0.45359237/16)*(192/175)/480)/(0.0037854118/4) = 14604457.85276326
Then multiply the amount of Tonne/liter you want to convert to Grain/quart [US], use the chart below to guide you.
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