Mass per volume density.
Grains per Gallon to Troy ounces per Quart Converter — gr/gal to oz t/qt
Convert Grain per Gallon (gr/gal) to Troy ounce per Quart (oz t/qt) using the exact conversion factor (1 grain per gallon = 0.0005208333 troy ounce per quart). See the formula, worked examples, and conversion table.
Grains per Gallon to Troy ounces per Quart converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 0.01711806105 / 32.86667721.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Gallon to Troy ounces per Quart
Grain per Gallon and Troy ounce per Quart both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
troy ounces per quart = grains per gallon × 0.000520833333333
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per gallon equals 0.0171180610453 base units, and 1 troy ounce per quart equals 32.8666772069 base units, so dividing one by the other gives the direct grain per gallon-to-troy ounce per quart factor of 0.000520833333333.
Simple example
1 gr/gal × 0.0005208333333 = 0.0005208333 oz t/qt
1 grain per gallon = 0.0005208333 troy ounces per quart.
Real-world example
1,000 gr/gal × 0.0005208333333 = 0.5208333333 oz t/qt
1,000 grains per gallon = 0.5208333333 troy ounces per quart.
Conversion table
| Grain per Gallon (gr/gal) | Troy ounce per Quart (oz t/qt) |
|---|---|
| 0.1 gr/gal | 0.0000520833 oz t/qt |
| 1 gr/gal | 0.0005208333 oz t/qt |
| 10 gr/gal | 0.0052083333 oz t/qt |
| 100 gr/gal | 0.0520833333 oz t/qt |
| 1,000 gr/gal | 0.5208333333 oz t/qt |
| 10,000 gr/gal | 5.208333333 oz t/qt |
Reverse conversion: Troy ounce per Quart to Grain per Gallon
0.0005208333 oz t/qt × 1920 = 0.999999936 gr/gal
0.0005208333 troy ounces per quart = 0.999999936 grains per gallon.
grains per gallon = troy ounces per quart × 1920
For a page dedicated to this direction, see Troy ounce per Quart to Grain per Gallon.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Understanding the Troy ounce per Quart (oz t/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many troy ounces per quart are in 1 grain per gallon?
1 grain per gallon equals 0.0005208333 troy ounces per quart, using the exact defined conversion factor rather than an estimate.
How do I convert grain per gallon to troy ounce per quart?
Multiply the grain per gallon value by 0.0005208333333. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce per quart back to grain per gallon?
Use the reverse factor: 1 troy ounce per quart equals 1,920 grains per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per gallon?
Grain per Gallon (gr/gal) is a unit of density.
What is a troy ounce per quart?
Troy ounce per Quart (oz t/qt) is a unit of density.
Is the grain per gallon to troy ounce per quart conversion exact?
Yes. Both grain per gallon and troy ounce per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.0005208333333 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.