Mass per volume density.
Drams per Teaspoon to Milligrams per Milliliter Converter — dr/tsp to mg/mL
Convert Dram per Teaspoon (dr/tsp) to Milligram per Milliliter (mg/mL) using the exact conversion factor (1 dram per teaspoon = 359.479282 milligram per milliliter). See the formula, worked examples, and conversion table.
Drams per Teaspoon to Milligrams per Milliliter converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Mass per volume density.
Result = input x 359.479282 / 1.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Teaspoon to Milligrams per Milliliter
Dram per Teaspoon 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 teaspoon × 359.479281951
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per teaspoon equals 359.479281951 base units, and 1 milligram per milliliter equals 1 base unit, so dividing one by the other gives the direct dram per teaspoon-to-milligram per milliliter factor of 359.479281951.
Simple example
1 dr/tsp × 359.479282 = 359.479282 mg/mL
1 dram per teaspoon = 359.479282 milligrams per milliliter.
Real-world example
1,000 dr/tsp × 359.479282 = 359,479.282 mg/mL
1,000 drams per teaspoon = 359,479.282 milligrams per milliliter.
Conversion table
| Dram per Teaspoon (dr/tsp) | Milligram per Milliliter (mg/mL) |
|---|---|
| 0.1 dr/tsp | 35.9479282 mg/mL |
| 1 dr/tsp | 359.479282 mg/mL |
| 10 dr/tsp | 3,594.79282 mg/mL |
| 100 dr/tsp | 35,947.9282 mg/mL |
| 1,000 dr/tsp | 359,479.282 mg/mL |
| 10,000 dr/tsp | 3,594,792.82 mg/mL |
Reverse conversion: Milligram per Milliliter to Dram per Teaspoon
359.479282 mg/mL × 0.002781801484 = 1 dr/tsp
359.479282 milligrams per milliliter = 1 drams per teaspoon.
drams per teaspoon = milligrams per milliliter × 0.00278180148401
For a page dedicated to this direction, see Milligram per Milliliter to Dram per Teaspoon.
Understanding the Dram per Teaspoon (dr/tsp)
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 teaspoon?
1 dram per teaspoon equals 359.479282 milligrams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per teaspoon to milligram per milliliter?
Multiply the dram per teaspoon value by 359.479282. The converter above does this instantly to whatever precision you set.
How do I convert milligram per milliliter back to dram per teaspoon?
Use the reverse factor: 1 milligram per milliliter equals 0.0027818015 drams per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per teaspoon?
Dram per Teaspoon (dr/tsp) 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 teaspoon to milligram per milliliter conversion exact?
Yes. Both dram per teaspoon and milligram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 359.479282 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.