Mass per volume density.
Nanograms per Cubic Millimeter to Carats per Milliliter Converter — ng/mm3 to ct/mL
Convert Nanogram per Cubic Millimeter (ng/mm3) to Carat per Milliliter (ct/mL) using the exact conversion factor (1 nanogram per cubic millimeter = 0.000005 carat per milliliter). See the formula, worked examples, and conversion table.
Nanograms 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 0.001 / 200.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Nanograms per Cubic Millimeter to Carats per Milliliter
Nanogram 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 = nanograms per cubic millimeter × 0.000005
This factor comes from each unit's defined relationship to the category's base unit: 1 nanogram per cubic millimeter equals 0.001 base units, and 1 carat per milliliter equals 200 base units, so dividing one by the other gives the direct nanogram per cubic millimeter-to-carat per milliliter factor of 0.000005.
Simple example
1 ng/mm3 × 0.000005 = 0.000005 ct/mL
1 nanogram per cubic millimeter = 0.000005 carats per milliliter.
Real-world example
1,000 ng/mm3 × 0.000005 = 0.005 ct/mL
1,000 nanograms per cubic millimeter = 0.005 carats per milliliter.
Conversion table
| Nanogram per Cubic Millimeter (ng/mm3) | Carat per Milliliter (ct/mL) |
|---|---|
| 0.1 ng/mm3 | 5e-7 ct/mL |
| 1 ng/mm3 | 0.000005 ct/mL |
| 10 ng/mm3 | 0.00005 ct/mL |
| 100 ng/mm3 | 0.0005 ct/mL |
| 1,000 ng/mm3 | 0.005 ct/mL |
| 10,000 ng/mm3 | 0.05 ct/mL |
Reverse conversion: Carat per Milliliter to Nanogram per Cubic Millimeter
0.000005 ct/mL × 200000 = 1 ng/mm3
0.000005 carats per milliliter = 1 nanograms per cubic millimeter.
nanograms per cubic millimeter = carats per milliliter × 200000
For a page dedicated to this direction, see Carat per Milliliter to Nanogram per Cubic Millimeter.
Understanding the Nanogram per Cubic Millimeter (ng/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 nanogram per cubic millimeter?
1 nanogram per cubic millimeter equals 0.000005 carats per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert nanogram per cubic millimeter to carat per milliliter?
Multiply the nanogram per cubic millimeter value by 0.000005. The converter above does this instantly to whatever precision you set.
How do I convert carat per milliliter back to nanogram per cubic millimeter?
Use the reverse factor: 1 carat per milliliter equals 200,000 nanograms per cubic millimeter. You can also use the swap control in the converter above to flip the direction instantly.
What is a nanogram per cubic millimeter?
Nanogram per Cubic Millimeter (ng/mm3) is a unit of density.
What is a carat per milliliter?
Carat per Milliliter (ct/mL) is a unit of density.
Is the nanogram per cubic millimeter to carat per milliliter conversion exact?
Yes. Both nanogram per cubic millimeter and carat per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.000005 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.