Mass per volume density.
Drams per Teaspoon to Troy ounces per Milliliter Converter — dr/tsp to oz t/mL
Convert Dram per Teaspoon (dr/tsp) to Troy ounce per Milliliter (oz t/mL) using the exact conversion factor (1 dram per teaspoon = 0.0115575273 troy ounce per milliliter). See the formula, worked examples, and conversion table.
Drams per Teaspoon to Troy ounces 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 359.479282 / 31103.4768.
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 Troy ounces per Milliliter
Dram per Teaspoon and Troy ounce 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
troy ounces per milliliter = drams per teaspoon × 0.0115575272907
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 troy ounce per milliliter equals 31103.4768 base units, so dividing one by the other gives the direct dram per teaspoon-to-troy ounce per milliliter factor of 0.0115575272907.
Simple example
1 dr/tsp × 0.01155752729 = 0.0115575273 oz t/mL
1 dram per teaspoon = 0.0115575273 troy ounces per milliliter.
Real-world example
1,000 dr/tsp × 0.01155752729 = 11.55752729 oz t/mL
1,000 drams per teaspoon = 11.55752729 troy ounces per milliliter.
Conversion table
| Dram per Teaspoon (dr/tsp) | Troy ounce per Milliliter (oz t/mL) |
|---|---|
| 0.1 dr/tsp | 0.0011557527 oz t/mL |
| 1 dr/tsp | 0.0115575273 oz t/mL |
| 10 dr/tsp | 0.1155752729 oz t/mL |
| 100 dr/tsp | 1.155752729 oz t/mL |
| 1,000 dr/tsp | 11.55752729 oz t/mL |
| 10,000 dr/tsp | 115.5752729 oz t/mL |
Reverse conversion: Troy ounce per Milliliter to Dram per Teaspoon
0.0115575273 oz t/mL × 86.52369792 = 1.000000001 dr/tsp
0.0115575273 troy ounces per milliliter = 1.000000001 drams per teaspoon.
drams per teaspoon = troy ounces per milliliter × 86.52369792
For a page dedicated to this direction, see Troy ounce per Milliliter to Dram per Teaspoon.
Understanding the Dram per Teaspoon (dr/tsp)
Mass per volume density.
Understanding the Troy ounce per Milliliter (oz t/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many troy ounces per milliliter are in 1 dram per teaspoon?
1 dram per teaspoon equals 0.0115575273 troy ounces per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per teaspoon to troy ounce per milliliter?
Multiply the dram per teaspoon value by 0.01155752729. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce per milliliter back to dram per teaspoon?
Use the reverse factor: 1 troy ounce per milliliter equals 86.52369792 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 troy ounce per milliliter?
Troy ounce per Milliliter (oz t/mL) is a unit of density.
Is the dram per teaspoon to troy ounce per milliliter conversion exact?
Yes. Both dram per teaspoon and troy ounce per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.01155752729 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.