Mass per volume density.
Drams per Imperial gallon to Milligrams per Quart Converter — dr/imp gal to mg/qt
Convert Dram per Imperial gallon (dr/imp gal) to Milligram per Quart (mg/qt) using the exact conversion factor (1 dram per imperial gallon = 368.8424383 milligram per quart). See the formula, worked examples, and conversion table.
Drams per Imperial gallon to Milligrams 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 0.3897514557 / 0.001056688209.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Imperial gallon to Milligrams per Quart
Dram per Imperial gallon and Milligram 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
milligrams per quart = drams per imperial gallon × 368.842438324
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per imperial gallon equals 0.389751455715 base units, and 1 milligram per quart equals 0.00105668820943 base units, so dividing one by the other gives the direct dram per imperial gallon-to-milligram per quart factor of 368.842438324.
Simple example
1 dr/imp gal × 368.8424383 = 368.8424383 mg/qt
1 dram per imperial gallon = 368.8424383 milligrams per quart.
Real-world example
1,000 dr/imp gal × 368.8424383 = 368,842.4383 mg/qt
1,000 drams per imperial gallon = 368,842.4383 milligrams per quart.
Conversion table
| Dram per Imperial gallon (dr/imp gal) | Milligram per Quart (mg/qt) |
|---|---|
| 0.1 dr/imp gal | 36.88424383 mg/qt |
| 1 dr/imp gal | 368.8424383 mg/qt |
| 10 dr/imp gal | 3,688.424383 mg/qt |
| 100 dr/imp gal | 36,884.24383 mg/qt |
| 1,000 dr/imp gal | 368,842.4383 mg/qt |
| 10,000 dr/imp gal | 3,688,424.383 mg/qt |
Reverse conversion: Milligram per Quart to Dram per Imperial gallon
368.8424383 mg/qt × 0.002711184766 = 0.9999999999 dr/imp gal
368.8424383 milligrams per quart = 0.9999999999 drams per imperial gallon.
drams per imperial gallon = milligrams per quart × 0.00271118476644
For a page dedicated to this direction, see Milligram per Quart to Dram per Imperial gallon.
Understanding the Dram per Imperial gallon (dr/imp gal)
Mass per volume density.
Understanding the Milligram per Quart (mg/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per quart are in 1 dram per imperial gallon?
1 dram per imperial gallon equals 368.8424383 milligrams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert dram per imperial gallon to milligram per quart?
Multiply the dram per imperial gallon value by 368.8424383. The converter above does this instantly to whatever precision you set.
How do I convert milligram per quart back to dram per imperial gallon?
Use the reverse factor: 1 milligram per quart equals 0.0027111848 drams per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per imperial gallon?
Dram per Imperial gallon (dr/imp gal) is a unit of density.
What is a milligram per quart?
Milligram per Quart (mg/qt) is a unit of density.
Is the dram per imperial gallon to milligram per quart conversion exact?
Yes. Both dram per imperial gallon and milligram per quart are defined by fixed standards rather than physical artifacts, so the factor of 368.8424383 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.