Mass per volume density.
Carats per Teaspoon to Nanograms per Teaspoon Converter — ct/tsp to ng/tsp
Convert Carat per Teaspoon (ct/tsp) to Nanogram per Teaspoon (ng/tsp) using the exact conversion factor (1 carat per teaspoon = 200,000,000 nanogram per teaspoon). See the formula, worked examples, and conversion table.
Carats per Teaspoon to Nanograms per Teaspoon 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 / 2.02884136e-7.
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 Nanograms per Teaspoon
Carat per Teaspoon and Nanogram per Teaspoon 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
nanograms per teaspoon = carats per teaspoon × 200000000
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 nanogram per teaspoon equals 2.028841e-7 base units, so dividing one by the other gives the direct carat per teaspoon-to-nanogram per teaspoon factor of 200000000.
Simple example
1 ct/tsp × 200000000 = 200,000,000 ng/tsp
1 carat per teaspoon = 200,000,000 nanograms per teaspoon.
Real-world example
1,000 ct/tsp × 200000000 = 200,000,000,000 ng/tsp
1,000 carats per teaspoon = 200,000,000,000 nanograms per teaspoon.
Conversion table
| Carat per Teaspoon (ct/tsp) | Nanogram per Teaspoon (ng/tsp) |
|---|---|
| 0.1 ct/tsp | 20,000,000 ng/tsp |
| 1 ct/tsp | 200,000,000 ng/tsp |
| 10 ct/tsp | 2,000,000,000 ng/tsp |
| 100 ct/tsp | 20,000,000,000 ng/tsp |
| 1,000 ct/tsp | 200,000,000,000 ng/tsp |
| 10,000 ct/tsp | 2e+12 ng/tsp |
Reverse conversion: Nanogram per Teaspoon to Carat per Teaspoon
1 ng/tsp × 5e-9 = 5e-9 ct/tsp
1 nanogram per teaspoon = 5e-9 carats per teaspoon.
carats per teaspoon = nanograms per teaspoon × 5e-9
For a page dedicated to this direction, see Nanogram per Teaspoon to Carat per Teaspoon.
Understanding the Carat per Teaspoon (ct/tsp)
Mass per volume density.
Understanding the Nanogram per Teaspoon (ng/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many nanograms per teaspoon are in 1 carat per teaspoon?
1 carat per teaspoon equals 200,000,000 nanograms per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert carat per teaspoon to nanogram per teaspoon?
Multiply the carat per teaspoon value by 200000000. The converter above does this instantly to whatever precision you set.
How do I convert nanogram per teaspoon back to carat per teaspoon?
Use the reverse factor: 1 nanogram per teaspoon equals 5e-9 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 nanogram per teaspoon?
Nanogram per Teaspoon (ng/tsp) is a unit of density.
Is the carat per teaspoon to nanogram per teaspoon conversion exact?
Yes. Both carat per teaspoon and nanogram per teaspoon 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.