Mass per volume density.
Drams per Liter to Milligrams per Milliliter Converter — dr/L to mg/mL
Convert Dram per Liter (dr/L) to Milligram per Milliliter (mg/mL) using the exact conversion factor (1 dram per liter = 1.771845195 milligram per milliliter). See the formula, worked examples, and conversion table.
Drams per Liter to Milligrams per Milliliter 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 1.771845195 / 1.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Liter to Milligrams per Milliliter
Dram per Liter and Milligram per Milliliter 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 milliliter = drams per liter × 1.77184519531
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per liter equals 1.77184519531 base units, and 1 milligram per milliliter equals 1 base unit, so dividing one by the other gives the direct dram per liter-to-milligram per milliliter factor of 1.77184519531.
Simple example
1 dr/L × 1.771845195 = 1.771845195 mg/mL
1 dram per liter = 1.771845195 milligrams per milliliter.
Real-world example
1,000 dr/L × 1.771845195 = 1,771.845195 mg/mL
1,000 drams per liter = 1,771.845195 milligrams per milliliter.
Conversion table
| Dram per Liter (dr/L) | Milligram per Milliliter (mg/mL) |
|---|---|
| 0.1 dr/L | 0.1771845195 mg/mL |
| 1 dr/L | 1.771845195 mg/mL |
| 10 dr/L | 17.71845195 mg/mL |
| 100 dr/L | 177.1845195 mg/mL |
| 1,000 dr/L | 1,771.845195 mg/mL |
| 10,000 dr/L | 17,718.45195 mg/mL |
Reverse conversion: Milligram per Milliliter to Dram per Liter
1.771845195 mg/mL × 0.5643833912 = 0.9999999998 dr/L
1.771845195 milligrams per milliliter = 0.9999999998 drams per liter.
drams per liter = milligrams per milliliter × 0.564383391193
For a page dedicated to this direction, see Milligram per Milliliter to Dram per Liter.
Understanding the Dram per Liter (dr/L)
Mass per volume density.
Understanding the Milligram per Milliliter (mg/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per milliliter are in 1 dram per liter?
1 dram per liter equals 1.771845195 milligrams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per liter to milligram per milliliter?
Multiply the dram per liter value by 1.771845195. The converter above does this instantly to whatever precision you set.
How do I convert milligram per milliliter back to dram per liter?
Use the reverse factor: 1 milligram per milliliter equals 0.5643833912 drams per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per liter?
Dram per Liter (dr/L) is a unit of density.
What is a milligram per milliliter?
Milligram per Milliliter (mg/mL) is a unit of density.
Is the dram per liter to milligram per milliliter conversion exact?
Yes. Both dram per liter and milligram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 1.771845195 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.