Grain to Troy ounce
Grain (gr)
Troy ounce (oz t)
How it is calculated
Each unit is defined via the base unit (kilogram (kg)). The value is first converted to the base unit, then to the selected unit.
1 gr = 6.47989100e-5 kg
1 oz t = 0.0311034768 kg
1 gr × 6.47989100e-5 = 6.47989100e-5 kg
6.47989100e-5 kg ÷ 0.0311034768 = 0.00208333333333 oz t