Mass per volume density.
Milligrams per Fluid ounce to Drams per Quart Converter — mg/fl oz to dr/qt
Convert Milligram per Fluid ounce (mg/fl oz) to Dram per Quart (dr/qt) using the exact conversion factor (1 milligram per fluid ounce = 0.0180602685 dram per quart). See the formula, worked examples, and conversion table.
Milligrams per Fluid ounce 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 0.0338140227 / 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 Fluid ounce to Drams per Quart
Milligram per Fluid ounce 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 fluid ounce × 0.0180602685182
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per fluid ounce equals 0.0338140227018 base units, and 1 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct milligram per fluid ounce-to-dram per quart factor of 0.0180602685182.
Simple example
1 mg/fl oz × 0.01806026852 = 0.0180602685 dr/qt
1 milligram per fluid ounce = 0.0180602685 drams per quart.
Real-world example
1,000 mg/fl oz × 0.01806026852 = 18.06026852 dr/qt
1,000 milligrams per fluid ounce = 18.06026852 drams per quart.
Conversion table
| Milligram per Fluid ounce (mg/fl oz) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 mg/fl oz | 0.0018060269 dr/qt |
| 1 mg/fl oz | 0.0180602685 dr/qt |
| 10 mg/fl oz | 0.1806026852 dr/qt |
| 100 mg/fl oz | 1.806026852 dr/qt |
| 1,000 mg/fl oz | 18.06026852 dr/qt |
| 10,000 mg/fl oz | 180.6026852 dr/qt |
Reverse conversion: Dram per Quart to Milligram per Fluid ounce
0.0180602685 dr/qt × 55.37016235 = 0.999999999 mg/fl oz
0.0180602685 drams per quart = 0.999999999 milligrams per fluid ounce.
milligrams per fluid ounce = drams per quart × 55.3701623535
For a page dedicated to this direction, see Dram per Quart to Milligram per Fluid ounce.
Understanding the Milligram per Fluid ounce (mg/fl oz)
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 fluid ounce?
1 milligram per fluid ounce equals 0.0180602685 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per fluid ounce to dram per quart?
Multiply the milligram per fluid ounce value by 0.01806026852. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to milligram per fluid ounce?
Use the reverse factor: 1 dram per quart equals 55.37016235 milligrams per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per fluid ounce?
Milligram per Fluid ounce (mg/fl oz) 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 fluid ounce to dram per quart conversion exact?
Yes. Both milligram per fluid ounce and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.01806026852 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.