Mass per volume density.
Milligrams per Teaspoon to Drams per Milliliter Converter — mg/tsp to dr/mL
Convert Milligram per Teaspoon (mg/tsp) to Dram per Milliliter (dr/mL) using the exact conversion factor (1 milligram per teaspoon = 0.0001145044 dram per milliliter). See the formula, worked examples, and conversion table.
Milligrams per Teaspoon to Drams 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 0.2028841362 / 1771.845195.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Teaspoon to Drams per Milliliter
Milligram per Teaspoon and Dram 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
drams per milliliter = milligrams per teaspoon × 0.000114504436814
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per teaspoon equals 0.202884136211 base units, and 1 dram per milliliter equals 1771.84519531 base units, so dividing one by the other gives the direct milligram per teaspoon-to-dram per milliliter factor of 0.000114504436814.
Simple example
1 mg/tsp × 0.0001145044368 = 0.0001145044 dr/mL
1 milligram per teaspoon = 0.0001145044 drams per milliliter.
Real-world example
1,000 mg/tsp × 0.0001145044368 = 0.1145044368 dr/mL
1,000 milligrams per teaspoon = 0.1145044368 drams per milliliter.
Conversion table
| Milligram per Teaspoon (mg/tsp) | Dram per Milliliter (dr/mL) |
|---|---|
| 0.1 mg/tsp | 0.0000114504 dr/mL |
| 1 mg/tsp | 0.0001145044 dr/mL |
| 10 mg/tsp | 0.0011450444 dr/mL |
| 100 mg/tsp | 0.0114504437 dr/mL |
| 1,000 mg/tsp | 0.1145044368 dr/mL |
| 10,000 mg/tsp | 1.145044368 dr/mL |
Reverse conversion: Dram per Milliliter to Milligram per Teaspoon
0.0001145044 dr/mL × 8733.286044 = 0.9999996785 mg/tsp
0.0001145044 drams per milliliter = 0.9999996785 milligrams per teaspoon.
milligrams per teaspoon = drams per milliliter × 8733.28604396
For a page dedicated to this direction, see Dram per Milliliter to Milligram per Teaspoon.
Understanding the Milligram per Teaspoon (mg/tsp)
Mass per volume density.
Understanding the Dram per Milliliter (dr/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per milliliter are in 1 milligram per teaspoon?
1 milligram per teaspoon equals 0.0001145044 drams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per teaspoon to dram per milliliter?
Multiply the milligram per teaspoon value by 0.0001145044368. The converter above does this instantly to whatever precision you set.
How do I convert dram per milliliter back to milligram per teaspoon?
Use the reverse factor: 1 dram per milliliter equals 8,733.286044 milligrams per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per teaspoon?
Milligram per Teaspoon (mg/tsp) is a unit of density.
What is a dram per milliliter?
Dram per Milliliter (dr/mL) is a unit of density.
Is the milligram per teaspoon to dram per milliliter conversion exact?
Yes. Both milligram per teaspoon and dram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.0001145044368 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.