Mass per volume density.
Carats per Teaspoon to Milligrams per Milliliter Converter — ct/tsp to mg/mL
Convert Carat per Teaspoon (ct/tsp) to Milligram per Milliliter (mg/mL) using the exact conversion factor (1 carat per teaspoon = 40.57682724 milligram per milliliter). See the formula, worked examples, and conversion table.
Carats per Teaspoon to Milligrams 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 40.57682724 / 1.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Teaspoon to Milligrams per Milliliter
Carat per Teaspoon and Milligram 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
milligrams per milliliter = carats per teaspoon × 40.5768272422
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per teaspoon equals 40.5768272422 base units, and 1 milligram per milliliter equals 1 base unit, so dividing one by the other gives the direct carat per teaspoon-to-milligram per milliliter factor of 40.5768272422.
Simple example
1 ct/tsp × 40.57682724 = 40.57682724 mg/mL
1 carat per teaspoon = 40.57682724 milligrams per milliliter.
Real-world example
1,000 ct/tsp × 40.57682724 = 40,576.82724 mg/mL
1,000 carats per teaspoon = 40,576.82724 milligrams per milliliter.
Conversion table
| Carat per Teaspoon (ct/tsp) | Milligram per Milliliter (mg/mL) |
|---|---|
| 0.1 ct/tsp | 4.057682724 mg/mL |
| 1 ct/tsp | 40.57682724 mg/mL |
| 10 ct/tsp | 405.7682724 mg/mL |
| 100 ct/tsp | 4,057.682724 mg/mL |
| 1,000 ct/tsp | 40,576.82724 mg/mL |
| 10,000 ct/tsp | 405,768.2724 mg/mL |
Reverse conversion: Milligram per Milliliter to Carat per Teaspoon
40.57682724 mg/mL × 0.02464460797 = 0.9999999999 ct/tsp
40.57682724 milligrams per milliliter = 0.9999999999 carats per teaspoon.
carats per teaspoon = milligrams per milliliter × 0.0246446079687
For a page dedicated to this direction, see Milligram per Milliliter to Carat per Teaspoon.
Understanding the Carat per Teaspoon (ct/tsp)
Mass per volume density.
Understanding the Milligram per Milliliter (mg/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per milliliter are in 1 carat per teaspoon?
1 carat per teaspoon equals 40.57682724 milligrams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert carat per teaspoon to milligram per milliliter?
Multiply the carat per teaspoon value by 40.57682724. The converter above does this instantly to whatever precision you set.
How do I convert milligram per milliliter back to carat per teaspoon?
Use the reverse factor: 1 milligram per milliliter equals 0.024644608 carats per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per teaspoon?
Carat per Teaspoon (ct/tsp) is a unit of density.
What is a milligram per milliliter?
Milligram per Milliliter (mg/mL) is a unit of density.
Is the carat per teaspoon to milligram per milliliter conversion exact?
Yes. Both carat per teaspoon and milligram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 40.57682724 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.