Mass per volume density.
Carats per Teaspoon to Drams per Quart Converter — ct/tsp to dr/qt
Convert Carat per Teaspoon (ct/tsp) to Dram per Quart (dr/qt) using the exact conversion factor (1 carat per teaspoon = 21.67232222 dram per quart). See the formula, worked examples, and conversion table.
Carats per Teaspoon to Drams per Quart 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 / 1.872287927.
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 Drams per Quart
Carat per Teaspoon and Dram per Quart 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
drams per quart = carats per teaspoon × 21.6723222218
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 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct carat per teaspoon-to-dram per quart factor of 21.6723222218.
Simple example
1 ct/tsp × 21.67232222 = 21.67232222 dr/qt
1 carat per teaspoon = 21.67232222 drams per quart.
Real-world example
1,000 ct/tsp × 21.67232222 = 21,672.32222 dr/qt
1,000 carats per teaspoon = 21,672.32222 drams per quart.
Conversion table
| Carat per Teaspoon (ct/tsp) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 ct/tsp | 2.167232222 dr/qt |
| 1 ct/tsp | 21.67232222 dr/qt |
| 10 ct/tsp | 216.7232222 dr/qt |
| 100 ct/tsp | 2,167.232222 dr/qt |
| 1,000 ct/tsp | 21,672.32222 dr/qt |
| 10,000 ct/tsp | 216,723.2222 dr/qt |
Reverse conversion: Dram per Quart to Carat per Teaspoon
21.67232222 dr/qt × 0.04614180196 = 0.9999999999 ct/tsp
21.67232222 drams per quart = 0.9999999999 carats per teaspoon.
carats per teaspoon = drams per quart × 0.0461418019613
For a page dedicated to this direction, see Dram per Quart to Carat per Teaspoon.
Understanding the Carat per Teaspoon (ct/tsp)
Mass per volume density.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per quart are in 1 carat per teaspoon?
1 carat per teaspoon equals 21.67232222 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert carat per teaspoon to dram per quart?
Multiply the carat per teaspoon value by 21.67232222. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to carat per teaspoon?
Use the reverse factor: 1 dram per quart equals 0.046141802 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 dram per quart?
Dram per Quart (dr/qt) is a unit of density.
Is the carat per teaspoon to dram per quart conversion exact?
Yes. Both carat per teaspoon and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 21.67232222 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.