Mass per volume density.
Milligrams per Gallon to Drams per Quart Converter — mg/gal to dr/qt
Convert Milligram per Gallon (mg/gal) to Dram per Quart (dr/qt) using the exact conversion factor (1 milligram per gallon = 0.0001410958 dram per quart). See the formula, worked examples, and conversion table.
Milligrams 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 0.0002641720524 / 1.872287927.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Gallon to Drams per Quart
Milligram 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 = milligrams per gallon × 0.000141095847798
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per gallon equals 0.000264172052358 base units, and 1 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct milligram per gallon-to-dram per quart factor of 0.000141095847798.
Simple example
1 mg/gal × 0.0001410958478 = 0.0001410958 dr/qt
1 milligram per gallon = 0.0001410958 drams per quart.
Real-world example
1,000 mg/gal × 0.0001410958478 = 0.1410958478 dr/qt
1,000 milligrams per gallon = 0.1410958478 drams per quart.
Conversion table
| Milligram per Gallon (mg/gal) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 mg/gal | 0.0000141096 dr/qt |
| 1 mg/gal | 0.0001410958 dr/qt |
| 10 mg/gal | 0.0014109585 dr/qt |
| 100 mg/gal | 0.0141095848 dr/qt |
| 1,000 mg/gal | 0.1410958478 dr/qt |
| 10,000 mg/gal | 1.410958478 dr/qt |
Reverse conversion: Dram per Quart to Milligram per Gallon
0.0001410958 dr/qt × 7087.380781 = 0.9999996612 mg/gal
0.0001410958 drams per quart = 0.9999996612 milligrams per gallon.
milligrams per gallon = drams per quart × 7087.38078125
For a page dedicated to this direction, see Dram per Quart to Milligram per Gallon.
Understanding the Milligram per Gallon (mg/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 milligram per gallon?
1 milligram per gallon equals 0.0001410958 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per gallon to dram per quart?
Multiply the milligram per gallon value by 0.0001410958478. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to milligram per gallon?
Use the reverse factor: 1 dram per quart equals 7,087.380781 milligrams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per gallon?
Milligram per Gallon (mg/gal) is a unit of density.
What is a dram per quart?
Dram per Quart (dr/qt) is a unit of density.
Is the milligram per gallon to dram per quart conversion exact?
Yes. Both milligram per gallon and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.0001410958478 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.