Mass per volume density.
Troy ounces per Cubic Millimeter to Carats per Milliliter Converter — oz t/mm3 to ct/mL
Convert Troy ounce per Cubic Millimeter (oz t/mm3) to Carat per Milliliter (ct/mL) using the exact conversion factor (1 troy ounce per cubic millimeter = 155,517.384 carat per milliliter). See the formula, worked examples, and conversion table.
Troy ounces per Cubic Millimeter to Carats 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 / 200.
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 Carats per Milliliter
Troy ounce per Cubic Millimeter and Carat 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
carats per milliliter = troy ounces per cubic millimeter × 155517.384
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 carat per milliliter equals 200 base units, so dividing one by the other gives the direct troy ounce per cubic millimeter-to-carat per milliliter factor of 155517.384.
Simple example
1 oz t/mm3 × 155517.384 = 155,517.384 ct/mL
1 troy ounce per cubic millimeter = 155,517.384 carats per milliliter.
Real-world example
1,000 oz t/mm3 × 155517.384 = 155,517,384 ct/mL
1,000 troy ounces per cubic millimeter = 155,517,384 carats per milliliter.
Conversion table
| Troy ounce per Cubic Millimeter (oz t/mm3) | Carat per Milliliter (ct/mL) |
|---|---|
| 0.1 oz t/mm3 | 15,551.7384 ct/mL |
| 1 oz t/mm3 | 155,517.384 ct/mL |
| 10 oz t/mm3 | 1,555,173.84 ct/mL |
| 100 oz t/mm3 | 15,551,738.4 ct/mL |
| 1,000 oz t/mm3 | 155,517,384 ct/mL |
| 10,000 oz t/mm3 | 1,555,173,840 ct/mL |
Reverse conversion: Carat per Milliliter to Troy ounce per Cubic Millimeter
1 ct/mL × 0.000006430149314 = 0.0000064301 oz t/mm3
1 carat per milliliter = 0.0000064301 troy ounces per cubic millimeter.
troy ounces per cubic millimeter = carats per milliliter × 0.00000643014931373
For a page dedicated to this direction, see Carat per Milliliter to Troy ounce per Cubic Millimeter.
Understanding the Troy ounce per Cubic Millimeter (oz t/mm3)
Mass per volume density.
Understanding the Carat per Milliliter (ct/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per milliliter are in 1 troy ounce per cubic millimeter?
1 troy ounce per cubic millimeter equals 155,517.384 carats per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per cubic millimeter to carat per milliliter?
Multiply the troy ounce per cubic millimeter value by 155517.384. The converter above does this instantly to whatever precision you set.
How do I convert carat per milliliter back to troy ounce per cubic millimeter?
Use the reverse factor: 1 carat per milliliter equals 0.0000064301 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 carat per milliliter?
Carat per Milliliter (ct/mL) is a unit of density.
Is the troy ounce per cubic millimeter to carat per milliliter conversion exact?
Yes. Both troy ounce per cubic millimeter and carat per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 155517.384 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.