Mass per volume density.
Grains per Gallon to Drams per Quart Converter — gr/gal to dr/qt
Convert Grain per Gallon (gr/gal) to Dram per Quart (dr/qt) using the exact conversion factor (1 grain per gallon = 0.0091428571 dram per quart). See the formula, worked examples, and conversion table.
Grains per Gallon to Drams 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 / 1.872287927.
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 Drams per Quart
Grain per Gallon and Dram 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
drams per quart = grains per gallon × 0.00914285714286
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 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct grain per gallon-to-dram per quart factor of 0.00914285714286.
Simple example
1 gr/gal × 0.009142857143 = 0.0091428571 dr/qt
1 grain per gallon = 0.0091428571 drams per quart.
Real-world example
1,000 gr/gal × 0.009142857143 = 9.142857143 dr/qt
1,000 grains per gallon = 9.142857143 drams per quart.
Conversion table
| Grain per Gallon (gr/gal) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 gr/gal | 0.0009142857 dr/qt |
| 1 gr/gal | 0.0091428571 dr/qt |
| 10 gr/gal | 0.0914285714 dr/qt |
| 100 gr/gal | 0.9142857143 dr/qt |
| 1,000 gr/gal | 9.142857143 dr/qt |
| 10,000 gr/gal | 91.42857143 dr/qt |
Reverse conversion: Dram per Quart to Grain per Gallon
0.0091428571 dr/qt × 109.375 = 0.9999999953 gr/gal
0.0091428571 drams per quart = 0.9999999953 grains per gallon.
grains per gallon = drams per quart × 109.375
For a page dedicated to this direction, see Dram per Quart to Grain per Gallon.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per quart are in 1 grain per gallon?
1 grain per gallon equals 0.0091428571 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert grain per gallon to dram per quart?
Multiply the grain per gallon value by 0.009142857143. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to grain per gallon?
Use the reverse factor: 1 dram per quart equals 109.375 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 dram per quart?
Dram per Quart (dr/qt) is a unit of density.
Is the grain per gallon to dram per quart conversion exact?
Yes. Both grain per gallon and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.009142857143 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.