Convert 1 Grain per Gallon (US) to Milligram per Liter
17.118061045325955 mg/L
1 gr/gal(US) (Grain per Gallon (US)) is equal to 17.118061045325955 mg/L (Milligram per Liter). To convert from Grain per Gallon (US) to Milligram per Liter, multiply by 17.118061045325955 or divide by 0.058417831163947595.