Mass per volume density.
Drams per Quart to Carats per Cup Converter — dr/qt to ct/cup
Convert Dram per Quart (dr/qt) to Carat per Cup (ct/cup) using the exact conversion factor (1 dram per quart = 2.214806494 carat per cup). See the formula, worked examples, and conversion table.
Drams per Quart to Carats per Cup 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 1.872287927 / 0.8453505675.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Quart to Carats per Cup
Dram per Quart and Carat per Cup 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
carats per cup = drams per quart × 2.21480649414
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per quart equals 1.87228792683 base units, and 1 carat per cup equals 0.845350567546 base units, so dividing one by the other gives the direct dram per quart-to-carat per cup factor of 2.21480649414.
Simple example
1 dr/qt × 2.214806494 = 2.214806494 ct/cup
1 dram per quart = 2.214806494 carats per cup.
Real-world example
1,000 dr/qt × 2.214806494 = 2,214.806494 ct/cup
1,000 drams per quart = 2,214.806494 carats per cup.
Conversion table
| Dram per Quart (dr/qt) | Carat per Cup (ct/cup) |
|---|---|
| 0.1 dr/qt | 0.2214806494 ct/cup |
| 1 dr/qt | 2.214806494 ct/cup |
| 10 dr/qt | 22.14806494 ct/cup |
| 100 dr/qt | 221.4806494 ct/cup |
| 1,000 dr/qt | 2,214.806494 ct/cup |
| 10,000 dr/qt | 22,148.06494 ct/cup |
Reverse conversion: Carat per Cup to Dram per Quart
2.214806494 ct/cup × 0.451506713 = 0.9999999999 dr/qt
2.214806494 carats per cup = 0.9999999999 drams per quart.
drams per quart = carats per cup × 0.451506712955
For a page dedicated to this direction, see Carat per Cup to Dram per Quart.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Understanding the Carat per Cup (ct/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cup are in 1 dram per quart?
1 dram per quart equals 2.214806494 carats per cup, using the exact defined conversion factor rather than an estimate.
How do I convert dram per quart to carat per cup?
Multiply the dram per quart value by 2.214806494. The converter above does this instantly to whatever precision you set.
How do I convert carat per cup back to dram per quart?
Use the reverse factor: 1 carat per cup equals 0.451506713 drams per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per quart?
Dram per Quart (dr/qt) is a unit of density.
What is a carat per cup?
Carat per Cup (ct/cup) is a unit of density.
Is the dram per quart to carat per cup conversion exact?
Yes. Both dram per quart and carat per cup are defined by fixed standards rather than physical artifacts, so the factor of 2.214806494 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.