Mass per volume density.
Carats per Quart to Pounds per Gallon Converter — ct/qt to lb/gal
Convert Carat per Quart (ct/qt) to Pound per Gallon (lb/gal) using the exact conversion factor (1 carat per quart = 0.0017636981 pound per gallon). See the formula, worked examples, conversion table, and common uses.
Carats per Quart to Pounds per Gallon 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 0.2113376419 / 119.8264273.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Quart to Pounds per Gallon
Carat per Quart and Pound per Gallon 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
pounds per gallon = carats per quart × 0.00176369809748
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per quart equals 0.211337641887 base units, and 1 pound per gallon equals 119.826427317 base units, so dividing one by the other gives the direct carat per quart-to-pound per gallon factor of 0.00176369809748.
Simple example
1 ct/qt × 0.001763698097 = 0.0017636981 lb/gal
1 carat per quart = 0.0017636981 pounds per gallon.
Real-world example
1,000 ct/qt × 0.001763698097 = 1.763698097 lb/gal
1,000 carats per quart = 1.763698097 pounds per gallon.
Conversion table
| Carat per Quart (ct/qt) | Pound per Gallon (lb/gal) |
|---|---|
| 0.1 ct/qt | 0.0001763698 lb/gal |
| 1 ct/qt | 0.0017636981 lb/gal |
| 10 ct/qt | 0.017636981 lb/gal |
| 100 ct/qt | 0.1763698097 lb/gal |
| 1,000 ct/qt | 1.763698097 lb/gal |
| 10,000 ct/qt | 17.63698097 lb/gal |
Reverse conversion: Pound per Gallon to Carat per Quart
0.0017636981 lb/gal × 566.9904625 = 1.000000001 ct/qt
0.0017636981 pounds per gallon = 1.000000001 carats per quart.
carats per quart = pounds per gallon × 566.9904625
For a page dedicated to this direction, see Pound per Gallon to Carat per Quart.
Understanding the Carat per Quart (ct/qt)
Mass per volume density.
Understanding the Pound per Gallon
Pound per Gallon (lb/gal) measures density. The US customary unit for liquid density, based on the US gallon (231 cubic inches). It is classified as a US customary density unit.
Where it's used: United States (paint, fuel, and industrial liquid density specifications)
lb/gal vs. lb/ft³. Both are US customary density units; they're related through the real, fixed relationship between the US gallon and the cubic foot (1 cubic foot ≈ 7.48 US gallons), not a round conversion factor.
Uses of the Pound per Gallon today
- US paint and coatings density specifications
- US fuel and petroleum liquid density specs
- Industrial liquid handling and shipping weight calculations
Pound per Gallon — sources
- NIST Handbook 44 — General tables of units including US customary density measures.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per gallon are in 1 carat per quart?
1 carat per quart equals 0.0017636981 pounds per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert carat per quart to pound per gallon?
Multiply the carat per quart value by 0.001763698097. The converter above does this instantly to whatever precision you set.
How do I convert pound per gallon back to carat per quart?
Use the reverse factor: 1 pound per gallon equals 566.9904625 carats per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per quart?
Carat per Quart (ct/qt) is a unit of density.
What is a pound per gallon?
Pound per Gallon (lb/gal) measures density. The US customary unit for liquid density, based on the US gallon (231 cubic inches). It is classified as a US customary density unit.
Is the carat per quart to pound per gallon conversion exact?
Yes. Both carat per quart and pound per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.001763698097 used above is exact to as many digits as you choose to display.
What is the difference between lb/gal vs. lb/ft³?
Both are US customary density units; they're related through the real, fixed relationship between the US gallon and the cubic foot (1 cubic foot ≈ 7.48 US gallons), not a round conversion factor.