Convert 1 Part per Million to Grain per Gallon (US)

1 ppm (Part per Million) is equal to 0.058417831163947595 gr/gal(US) (Grain per Gallon (US)). To convert from Part per Million to Grain per Gallon (US), multiply by 0.058417831163947595 or divide by 17.118061045325955.

• 1 ppm × 0.058417831163948 = 0.058417831163948 gr/gal(US)
• 1 ppm ÷ 17.118061045326 = 0.058417831163948 gr/gal(US)