Mass per volume density.
Stones per Liter to Pounds per Quart Converter — st/L to lb/qt
Convert Stone per Liter (st/L) to Pound per Quart (lb/qt) using the exact conversion factor (1 stone per liter = 13.24894124 pound per quart). See the formula, worked examples, and conversion table.
Stones per Liter to Pounds 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 6350.29318 / 479.3057093.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Liter to Pounds per Quart
Stone per Liter and Pound 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
pounds per quart = stones per liter × 13.248941244
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per liter equals 6350.29318 base units, and 1 pound per quart equals 479.305709268 base units, so dividing one by the other gives the direct stone per liter-to-pound per quart factor of 13.248941244.
Simple example
1 st/L × 13.24894124 = 13.24894124 lb/qt
1 stone per liter = 13.24894124 pounds per quart.
Real-world example
1,000 st/L × 13.24894124 = 13,248.94124 lb/qt
1,000 stones per liter = 13,248.94124 pounds per quart.
Conversion table
| Stone per Liter (st/L) | Pound per Quart (lb/qt) |
|---|---|
| 0.1 st/L | 1.324894124 lb/qt |
| 1 st/L | 13.24894124 lb/qt |
| 10 st/L | 132.4894124 lb/qt |
| 100 st/L | 1,324.894124 lb/qt |
| 1,000 st/L | 13,248.94124 lb/qt |
| 10,000 st/L | 132,489.4124 lb/qt |
Reverse conversion: Pound per Quart to Stone per Liter
13.24894124 lb/qt × 0.07547772925 = 0.9999999997 st/L
13.24894124 pounds per quart = 0.9999999997 stones per liter.
stones per liter = pounds per quart × 0.0754777292452
For a page dedicated to this direction, see Pound per Quart to Stone per Liter.
Understanding the Stone per Liter (st/L)
Mass per volume density.
Understanding the Pound per Quart (lb/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per quart are in 1 stone per liter?
1 stone per liter equals 13.24894124 pounds per quart, using the exact defined conversion factor rather than an estimate.
How do I convert stone per liter to pound per quart?
Multiply the stone per liter value by 13.24894124. The converter above does this instantly to whatever precision you set.
How do I convert pound per quart back to stone per liter?
Use the reverse factor: 1 pound per quart equals 0.0754777293 stones per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per liter?
Stone per Liter (st/L) is a unit of density.
What is a pound per quart?
Pound per Quart (lb/qt) is a unit of density.
Is the stone per liter to pound per quart conversion exact?
Yes. Both stone per liter and pound per quart are defined by fixed standards rather than physical artifacts, so the factor of 13.24894124 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.