Mass per volume density.
Pounds per Quart to Pounds per Liter Converter — lb/qt to lb/L
Convert Pound per Quart (lb/qt) to Pound per Liter (lb/L) using the exact conversion factor (1 pound per quart = 1.056688209 pound per liter). See the formula, worked examples, and conversion table.
Pounds per Quart to Pounds per Liter 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 479.3057093 / 453.59237.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Quart to Pounds per Liter
Pound per Quart and Pound per Liter 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 liter = pounds per quart × 1.05668820943
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per quart equals 479.305709268 base units, and 1 pound per liter equals 453.59237 base units, so dividing one by the other gives the direct pound per quart-to-pound per liter factor of 1.05668820943.
Simple example
1 lb/qt × 1.056688209 = 1.056688209 lb/L
1 pound per quart = 1.056688209 pounds per liter.
Real-world example
1,000 lb/qt × 1.056688209 = 1,056.688209 lb/L
1,000 pounds per quart = 1,056.688209 pounds per liter.
Conversion table
| Pound per Quart (lb/qt) | Pound per Liter (lb/L) |
|---|---|
| 0.1 lb/qt | 0.1056688209 lb/L |
| 1 lb/qt | 1.056688209 lb/L |
| 10 lb/qt | 10.56688209 lb/L |
| 100 lb/qt | 105.6688209 lb/L |
| 1,000 lb/qt | 1,056.688209 lb/L |
| 10,000 lb/qt | 10,566.88209 lb/L |
Reverse conversion: Pound per Liter to Pound per Quart
1.056688209 lb/L × 0.946352946 = 0.9999999996 lb/qt
1.056688209 pounds per liter = 0.9999999996 pounds per quart.
pounds per quart = pounds per liter × 0.946352946
For a page dedicated to this direction, see Pound per Liter to Pound per Quart.
Understanding the Pound per Quart (lb/qt)
Mass per volume density.
Understanding the Pound per Liter (lb/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per liter are in 1 pound per quart?
1 pound per quart equals 1.056688209 pounds per liter, using the exact defined conversion factor rather than an estimate.
How do I convert pound per quart to pound per liter?
Multiply the pound per quart value by 1.056688209. The converter above does this instantly to whatever precision you set.
How do I convert pound per liter back to pound per quart?
Use the reverse factor: 1 pound per liter equals 0.946352946 pounds per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per quart?
Pound per Quart (lb/qt) is a unit of density.
What is a pound per liter?
Pound per Liter (lb/L) is a unit of density.
Is the pound per quart to pound per liter conversion exact?
Yes. Both pound per quart and pound per liter are defined by fixed standards rather than physical artifacts, so the factor of 1.056688209 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.