Mass per volume density.
Troy ounces per Cubic Millimeter to Kilograms per Milliliter Converter — oz t/mm3 to kg/mL
Convert Troy ounce per Cubic Millimeter (oz t/mm3) to Kilogram per Milliliter (kg/mL) using the exact conversion factor (1 troy ounce per cubic millimeter = 31.1034768 kilogram per milliliter). See the formula, worked examples, and conversion table.
Troy ounces per Cubic Millimeter to Kilograms 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 3.11034768e+7 / 1e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounces per Cubic Millimeter to Kilograms per Milliliter
Troy ounce per Cubic Millimeter and Kilogram 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
kilograms per milliliter = troy ounces per cubic millimeter × 31.1034768
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce per cubic millimeter equals 31103476.8 base units, and 1 kilogram per milliliter equals 1000000 base units, so dividing one by the other gives the direct troy ounce per cubic millimeter-to-kilogram per milliliter factor of 31.1034768.
Simple example
1 oz t/mm3 × 31.1034768 = 31.1034768 kg/mL
1 troy ounce per cubic millimeter = 31.1034768 kilograms per milliliter.
Real-world example
1,000 oz t/mm3 × 31.1034768 = 31,103.4768 kg/mL
1,000 troy ounces per cubic millimeter = 31,103.4768 kilograms per milliliter.
Conversion table
| Troy ounce per Cubic Millimeter (oz t/mm3) | Kilogram per Milliliter (kg/mL) |
|---|---|
| 0.1 oz t/mm3 | 3.11034768 kg/mL |
| 1 oz t/mm3 | 31.1034768 kg/mL |
| 10 oz t/mm3 | 311.034768 kg/mL |
| 100 oz t/mm3 | 3,110.34768 kg/mL |
| 1,000 oz t/mm3 | 31,103.4768 kg/mL |
| 10,000 oz t/mm3 | 311,034.768 kg/mL |
Reverse conversion: Kilogram per Milliliter to Troy ounce per Cubic Millimeter
31.1034768 kg/mL × 0.03215074657 = 1 oz t/mm3
31.1034768 kilograms per milliliter = 1 troy ounce per cubic millimeter.
troy ounces per cubic millimeter = kilograms per milliliter × 0.0321507465686
For a page dedicated to this direction, see Kilogram per Milliliter to Troy ounce per Cubic Millimeter.
Understanding the Troy ounce per Cubic Millimeter (oz t/mm3)
Mass per volume density.
Understanding the Kilogram per Milliliter (kg/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per milliliter are in 1 troy ounce per cubic millimeter?
1 troy ounce per cubic millimeter equals 31.1034768 kilograms per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per cubic millimeter to kilogram per milliliter?
Multiply the troy ounce per cubic millimeter value by 31.1034768. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per milliliter back to troy ounce per cubic millimeter?
Use the reverse factor: 1 kilogram per milliliter equals 0.0321507466 troy ounces per cubic millimeter. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce per cubic millimeter?
Troy ounce per Cubic Millimeter (oz t/mm3) is a unit of density.
What is a kilogram per milliliter?
Kilogram per Milliliter (kg/mL) is a unit of density.
Is the troy ounce per cubic millimeter to kilogram per milliliter conversion exact?
Yes. Both troy ounce per cubic millimeter and kilogram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 31.1034768 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.