Mass per volume density.
Milligrams per Milliliter to Drams per Liter Converter — mg/mL to dr/L
Convert Milligram per Milliliter (mg/mL) to Dram per Liter (dr/L) using the exact conversion factor (1 milligram per milliliter = 0.5643833912 dram per liter). See the formula, worked examples, and conversion table.
Milligrams per Milliliter to Drams per Liter 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 1 / 1.771845195.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Milliliter to Drams per Liter
Milligram per Milliliter and Dram per Liter 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 liter = milligrams per milliliter × 0.564383391193
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per milliliter equals 1 base unit, and 1 dram per liter equals 1.77184519531 base units, so dividing one by the other gives the direct milligram per milliliter-to-dram per liter factor of 0.564383391193.
Simple example
1 mg/mL × 0.5643833912 = 0.5643833912 dr/L
1 milligram per milliliter = 0.5643833912 drams per liter.
Real-world example
1,000 mg/mL × 0.5643833912 = 564.3833912 dr/L
1,000 milligrams per milliliter = 564.3833912 drams per liter.
Conversion table
| Milligram per Milliliter (mg/mL) | Dram per Liter (dr/L) |
|---|---|
| 0.1 mg/mL | 0.0564383391 dr/L |
| 1 mg/mL | 0.5643833912 dr/L |
| 10 mg/mL | 5.643833912 dr/L |
| 100 mg/mL | 56.43833912 dr/L |
| 1,000 mg/mL | 564.3833912 dr/L |
| 10,000 mg/mL | 5,643.833912 dr/L |
Reverse conversion: Dram per Liter to Milligram per Milliliter
0.5643833912 dr/L × 1.771845195 = 1 mg/mL
0.5643833912 drams per liter = 1 milligrams per milliliter.
milligrams per milliliter = drams per liter × 1.77184519531
For a page dedicated to this direction, see Dram per Liter to Milligram per Milliliter.
Understanding the Milligram per Milliliter (mg/mL)
Mass per volume density.
Understanding the Dram per Liter (dr/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per liter are in 1 milligram per milliliter?
1 milligram per milliliter equals 0.5643833912 drams per liter, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per milliliter to dram per liter?
Multiply the milligram per milliliter value by 0.5643833912. The converter above does this instantly to whatever precision you set.
How do I convert dram per liter back to milligram per milliliter?
Use the reverse factor: 1 dram per liter equals 1.771845195 milligrams per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per milliliter?
Milligram per Milliliter (mg/mL) is a unit of density.
What is a dram per liter?
Dram per Liter (dr/L) is a unit of density.
Is the milligram per milliliter to dram per liter conversion exact?
Yes. Both milligram per milliliter and dram per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.5643833912 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.