Mass per volume density.
Grams per Liter to Carats per Cubic Millimeter Converter — g/L to ct/mm3
Convert Gram per Liter (g/L) to Carat per Cubic Millimeter (ct/mm3) using the exact conversion factor (1 gram per liter = 0.000005 carat per cubic millimeter). See the formula, worked examples, conversion table, and common uses.
Grams per Liter to Carats per Cubic Millimeter converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Mass per volume density.
Result = input x 1 / 200000.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Liter to Carats per Cubic Millimeter
Gram per Liter 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. Gram per Liter is most often used for water-quality and environmental testing standards.
Formula
carats per cubic millimeter = grams per liter × 0.000005
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per liter equals 1 base unit, and 1 carat per cubic millimeter equals 200000 base units, so dividing one by the other gives the direct gram per liter-to-carat per cubic millimeter factor of 0.000005.
Simple example
1 g/L × 0.000005 = 0.000005 ct/mm3
1 gram per liter = 0.000005 carats per cubic millimeter.
Real-world example
1,000 g/L × 0.000005 = 0.005 ct/mm3
1,000 grams per liter = 0.005 carats per cubic millimeter.
Conversion table
| Gram per Liter (g/L) | Carat per Cubic Millimeter (ct/mm3) |
|---|---|
| 0.1 g/L | 5e-7 ct/mm3 |
| 1 g/L | 0.000005 ct/mm3 |
| 10 g/L | 0.00005 ct/mm3 |
| 100 g/L | 0.0005 ct/mm3 |
| 1,000 g/L | 0.005 ct/mm3 |
| 10,000 g/L | 0.05 ct/mm3 |
Reverse conversion: Carat per Cubic Millimeter to Gram per Liter
0.000005 ct/mm3 × 200000 = 1 g/L
0.000005 carats per cubic millimeter = 1 gram per liter.
grams per liter = carats per cubic millimeter × 200000
For a page dedicated to this direction, see Carat per Cubic Millimeter to Gram per Liter.
Understanding the Gram per Liter
Gram per Liter (g/L) measures mass concentration. One gram of a substance dissolved or dispersed per liter of total solution or mixture volume. It is classified as a metric derived concentration unit.
Where it's used: Standard unit for water-quality and laboratory concentration reporting worldwide
Uses of the Gram per Liter today
- Water-quality and environmental testing standards
- Laboratory solution preparation
- Beverage and food-industry concentration specifications
Understanding the Carat per Cubic Millimeter (ct/mm3)
Mass per volume density.
Gram per Liter — sources
- BIPM SI Brochure — Gram and litre as accepted units used to express mass concentration.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic millimeter are in 1 gram per liter?
1 gram per liter equals 0.000005 carats per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert gram per liter to carat per cubic millimeter?
Multiply the gram per liter value by 0.000005. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic millimeter back to gram per liter?
Use the reverse factor: 1 carat per cubic millimeter equals 200,000 grams per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per liter?
Gram per Liter (g/L) measures mass concentration. One gram of a substance dissolved or dispersed per liter of total solution or mixture volume. It is classified as a metric derived concentration unit.
What is a carat per cubic millimeter?
Carat per Cubic Millimeter (ct/mm3) is a unit of density.
Is the gram per liter to carat per cubic millimeter conversion exact?
Yes. Both gram per liter and carat per cubic millimeter 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.
Where is the gram per liter still used today?
Standard unit for water-quality and laboratory concentration reporting worldwide
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.