Mass per volume density.
Grains per Cubic foot to Carats per Quart Converter — gr/ft3 to ct/qt
Convert Grain per Cubic foot (gr/ft3) to Carat per Quart (ct/qt) using the exact conversion factor (1 grain per cubic foot = 0.0108279429 carat per quart). See the formula, worked examples, and conversion table.
Grains per Cubic foot to Carats 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 0.002288351911 / 0.2113376419.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Cubic foot to Carats per Quart
Grain per Cubic foot and Carat 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
carats per quart = grains per cubic foot × 0.0108279428602
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cubic foot equals 0.00228835191057 base units, and 1 carat per quart equals 0.211337641887 base units, so dividing one by the other gives the direct grain per cubic foot-to-carat per quart factor of 0.0108279428602.
Simple example
1 gr/ft3 × 0.01082794286 = 0.0108279429 ct/qt
1 grain per cubic foot = 0.0108279429 carats per quart.
Real-world example
1,000 gr/ft3 × 0.01082794286 = 10.82794286 ct/qt
1,000 grains per cubic foot = 10.82794286 carats per quart.
Conversion table
| Grain per Cubic foot (gr/ft3) | Carat per Quart (ct/qt) |
|---|---|
| 0.1 gr/ft3 | 0.0010827943 ct/qt |
| 1 gr/ft3 | 0.0108279429 ct/qt |
| 10 gr/ft3 | 0.1082794286 ct/qt |
| 100 gr/ft3 | 1.082794286 ct/qt |
| 1,000 gr/ft3 | 10.82794286 ct/qt |
| 10,000 gr/ft3 | 108.2794286 ct/qt |
Reverse conversion: Carat per Quart to Grain per Cubic foot
0.0108279429 ct/qt × 92.35364583 = 1.000000004 gr/ft3
0.0108279429 carats per quart = 1.000000004 grains per cubic foot.
grains per cubic foot = carats per quart × 92.3536458316
For a page dedicated to this direction, see Carat per Quart to Grain per Cubic foot.
Understanding the Grain per Cubic foot (gr/ft3)
Mass per volume density.
Understanding the Carat per Quart (ct/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per quart are in 1 grain per cubic foot?
1 grain per cubic foot equals 0.0108279429 carats per quart, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cubic foot to carat per quart?
Multiply the grain per cubic foot value by 0.01082794286. The converter above does this instantly to whatever precision you set.
How do I convert carat per quart back to grain per cubic foot?
Use the reverse factor: 1 carat per quart equals 92.35364583 grains per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cubic foot?
Grain per Cubic foot (gr/ft3) is a unit of density.
What is a carat per quart?
Carat per Quart (ct/qt) is a unit of density.
Is the grain per cubic foot to carat per quart conversion exact?
Yes. Both grain per cubic foot and carat per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.01082794286 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.