Mass per volume density.
Grains per Milliliter to Ounces per Quart Converter — gr/mL to oz/qt
Convert Grain per Milliliter (gr/mL) to Ounce per Quart (oz/qt) using the exact conversion factor (1 grain per milliliter = 2.163092448 ounce per quart). See the formula, worked examples, and conversion table.
Grains per Milliliter to 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 64.79891 / 29.95660683.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Milliliter to Ounces per Quart
Grain per Milliliter and 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
ounces per quart = grains per milliliter × 2.163092448
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per milliliter equals 64.79891 base units, and 1 ounce per quart equals 29.9566068292 base units, so dividing one by the other gives the direct grain per milliliter-to-ounce per quart factor of 2.163092448.
Simple example
1 gr/mL × 2.163092448 = 2.163092448 oz/qt
1 grain per milliliter = 2.163092448 ounces per quart.
Real-world example
1,000 gr/mL × 2.163092448 = 2,163.092448 oz/qt
1,000 grains per milliliter = 2,163.092448 ounces per quart.
Conversion table
| Grain per Milliliter (gr/mL) | Ounce per Quart (oz/qt) |
|---|---|
| 0.1 gr/mL | 0.2163092448 oz/qt |
| 1 gr/mL | 2.163092448 oz/qt |
| 10 gr/mL | 21.63092448 oz/qt |
| 100 gr/mL | 216.3092448 oz/qt |
| 1,000 gr/mL | 2,163.092448 oz/qt |
| 10,000 gr/mL | 21,630.92448 oz/qt |
Reverse conversion: Ounce per Quart to Grain per Milliliter
2.163092448 oz/qt × 0.4623010916 = 1 gr/mL
2.163092448 ounces per quart = 1 grain per milliliter.
grains per milliliter = ounces per quart × 0.462301091627
For a page dedicated to this direction, see Ounce per Quart to Grain per Milliliter.
Understanding the Grain per Milliliter (gr/mL)
Mass per volume density.
Understanding the Ounce per Quart (oz/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per quart are in 1 grain per milliliter?
1 grain per milliliter equals 2.163092448 ounces per quart, using the exact defined conversion factor rather than an estimate.
How do I convert grain per milliliter to ounce per quart?
Multiply the grain per milliliter value by 2.163092448. The converter above does this instantly to whatever precision you set.
How do I convert ounce per quart back to grain per milliliter?
Use the reverse factor: 1 ounce per quart equals 0.4623010916 grains per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per milliliter?
Grain per Milliliter (gr/mL) is a unit of density.
What is a ounce per quart?
Ounce per Quart (oz/qt) is a unit of density.
Is the grain per milliliter to ounce per quart conversion exact?
Yes. Both grain per milliliter and ounce per quart are defined by fixed standards rather than physical artifacts, so the factor of 2.163092448 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.