Mass per volume density.
Kilograms per Milliliter to Carats per Cubic Millimeter Converter — kg/mL to ct/mm3
Convert Kilogram per Milliliter (kg/mL) to Carat per Cubic Millimeter (ct/mm3) using the exact conversion factor (1 kilogram per milliliter = 5 carat per cubic millimeter). See the formula, worked examples, and conversion table.
Kilograms per Milliliter to Carats per Cubic Millimeter 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 1e+6 / 200000.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Milliliter to Carats per Cubic Millimeter
Kilogram per Milliliter and Carat per Cubic Millimeter 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 cubic millimeter = kilograms per milliliter × 5
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per milliliter equals 1000000 base units, and 1 carat per cubic millimeter equals 200000 base units, so dividing one by the other gives the direct kilogram per milliliter-to-carat per cubic millimeter factor of 5.
Simple example
1 kg/mL × 5 = 5 ct/mm3
1 kilogram per milliliter = 5 carats per cubic millimeter.
Real-world example
1,000 kg/mL × 5 = 5,000 ct/mm3
1,000 kilograms per milliliter = 5,000 carats per cubic millimeter.
Conversion table
| Kilogram per Milliliter (kg/mL) | Carat per Cubic Millimeter (ct/mm3) |
|---|---|
| 0.1 kg/mL | 0.5 ct/mm3 |
| 1 kg/mL | 5 ct/mm3 |
| 10 kg/mL | 50 ct/mm3 |
| 100 kg/mL | 500 ct/mm3 |
| 1,000 kg/mL | 5,000 ct/mm3 |
| 10,000 kg/mL | 50,000 ct/mm3 |
Reverse conversion: Carat per Cubic Millimeter to Kilogram per Milliliter
5 ct/mm3 × 0.2 = 1 kg/mL
5 carats per cubic millimeter = 1 kilogram per milliliter.
kilograms per milliliter = carats per cubic millimeter × 0.2
For a page dedicated to this direction, see Carat per Cubic Millimeter to Kilogram per Milliliter.
Understanding the Kilogram per Milliliter (kg/mL)
Mass per volume density.
Understanding the Carat per Cubic Millimeter (ct/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic millimeter are in 1 kilogram per milliliter?
1 kilogram per milliliter equals 5 carats per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per milliliter to carat per cubic millimeter?
Multiply the kilogram per milliliter value by 5. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic millimeter back to kilogram per milliliter?
Use the reverse factor: 1 carat per cubic millimeter equals 0.2 kilograms per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per milliliter?
Kilogram per Milliliter (kg/mL) is a unit of density.
What is a carat per cubic millimeter?
Carat per Cubic Millimeter (ct/mm3) is a unit of density.
Is the kilogram per milliliter to carat per cubic millimeter conversion exact?
Yes. Both kilogram per milliliter and carat per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 5 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.