Mass per volume density.
Drams per Milliliter to Troy ounces per Gallon Converter — dr/mL to oz t/gal
Convert Dram per Milliliter (dr/mL) to Troy ounce per Gallon (oz t/gal) using the exact conversion factor (1 dram per milliliter = 215.6403197 troy ounce per gallon). See the formula, worked examples, and conversion table.
Drams per Milliliter to Troy ounces per Gallon 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 1771.845195 / 8.216669302.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Milliliter to Troy ounces per Gallon
Dram per Milliliter and Troy ounce per Gallon 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 gallon = drams per milliliter × 215.640319727
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per milliliter equals 1771.84519531 base units, and 1 troy ounce per gallon equals 8.21666930173 base units, so dividing one by the other gives the direct dram per milliliter-to-troy ounce per gallon factor of 215.640319727.
Simple example
1 dr/mL × 215.6403197 = 215.6403197 oz t/gal
1 dram per milliliter = 215.6403197 troy ounces per gallon.
Real-world example
1,000 dr/mL × 215.6403197 = 215,640.3197 oz t/gal
1,000 drams per milliliter = 215,640.3197 troy ounces per gallon.
Conversion table
| Dram per Milliliter (dr/mL) | Troy ounce per Gallon (oz t/gal) |
|---|---|
| 0.1 dr/mL | 21.56403197 oz t/gal |
| 1 dr/mL | 215.6403197 oz t/gal |
| 10 dr/mL | 2,156.403197 oz t/gal |
| 100 dr/mL | 21,564.03197 oz t/gal |
| 1,000 dr/mL | 215,640.3197 oz t/gal |
| 10,000 dr/mL | 2,156,403.197 oz t/gal |
Reverse conversion: Troy ounce per Gallon to Dram per Milliliter
215.6403197 oz t/gal × 0.004637351685 = 0.9999999999 dr/mL
215.6403197 troy ounces per gallon = 0.9999999999 drams per milliliter.
drams per milliliter = troy ounces per gallon × 0.00463735168482
For a page dedicated to this direction, see Troy ounce per Gallon to Dram per Milliliter.
Understanding the Dram per Milliliter (dr/mL)
Mass per volume density.
Understanding the Troy ounce per Gallon (oz t/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many troy ounces per gallon are in 1 dram per milliliter?
1 dram per milliliter equals 215.6403197 troy ounces per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per milliliter to troy ounce per gallon?
Multiply the dram per milliliter value by 215.6403197. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce per gallon back to dram per milliliter?
Use the reverse factor: 1 troy ounce per gallon equals 0.0046373517 drams per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per milliliter?
Dram per Milliliter (dr/mL) is a unit of density.
What is a troy ounce per gallon?
Troy ounce per Gallon (oz t/gal) is a unit of density.
Is the dram per milliliter to troy ounce per gallon conversion exact?
Yes. Both dram per milliliter and troy ounce per gallon are defined by fixed standards rather than physical artifacts, so the factor of 215.6403197 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.