Mass per volume density.
Carats per Milliliter to Micrograms per Liter Converter — ct/mL to ug/L
Convert Carat per Milliliter (ct/mL) to Microgram per Liter (ug/L) using the exact conversion factor (1 carat per milliliter = 200,000,000 microgram per liter). See the formula, worked examples, and conversion table.
Carats per Milliliter to Micrograms per Liter 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 200 / 1e-6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Milliliter to Micrograms per Liter
Carat per Milliliter and Microgram per Liter 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
micrograms per liter = carats per milliliter × 200000000
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per milliliter equals 200 base units, and 1 microgram per liter equals 0.000001 base units, so dividing one by the other gives the direct carat per milliliter-to-microgram per liter factor of 200000000.
Simple example
1 ct/mL × 200000000 = 200,000,000 ug/L
1 carat per milliliter = 200,000,000 micrograms per liter.
Real-world example
1,000 ct/mL × 200000000 = 200,000,000,000 ug/L
1,000 carats per milliliter = 200,000,000,000 micrograms per liter.
Conversion table
| Carat per Milliliter (ct/mL) | Microgram per Liter (ug/L) |
|---|---|
| 0.1 ct/mL | 20,000,000 ug/L |
| 1 ct/mL | 200,000,000 ug/L |
| 10 ct/mL | 2,000,000,000 ug/L |
| 100 ct/mL | 20,000,000,000 ug/L |
| 1,000 ct/mL | 200,000,000,000 ug/L |
| 10,000 ct/mL | 2e+12 ug/L |
Reverse conversion: Microgram per Liter to Carat per Milliliter
1 ug/L × 5e-9 = 5e-9 ct/mL
1 microgram per liter = 5e-9 carats per milliliter.
carats per milliliter = micrograms per liter × 5e-9
For a page dedicated to this direction, see Microgram per Liter to Carat per Milliliter.
Understanding the Carat per Milliliter (ct/mL)
Mass per volume density.
Understanding the Microgram per Liter (ug/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micrograms per liter are in 1 carat per milliliter?
1 carat per milliliter equals 200,000,000 micrograms per liter, using the exact defined conversion factor rather than an estimate.
How do I convert carat per milliliter to microgram per liter?
Multiply the carat per milliliter value by 200000000. The converter above does this instantly to whatever precision you set.
How do I convert microgram per liter back to carat per milliliter?
Use the reverse factor: 1 microgram per liter equals 5e-9 carats per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per milliliter?
Carat per Milliliter (ct/mL) is a unit of density.
What is a microgram per liter?
Microgram per Liter (ug/L) is a unit of density.
Is the carat per milliliter to microgram per liter conversion exact?
Yes. Both carat per milliliter and microgram per liter are defined by fixed standards rather than physical artifacts, so the factor of 200000000 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.