Mass per volume density.
Pounds per Fluid ounce to Stones per Quart Converter — lb/fl oz to st/qt
Convert Pound per Fluid ounce (lb/fl oz) to Stone per Quart (st/qt) using the exact conversion factor (1 pound per fluid ounce = 2.285714286 stone per quart). See the formula, worked examples, and conversion table.
Pounds per Fluid ounce to Stones 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 15337.7827 / 6710.27993.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Fluid ounce to Stones per Quart
Pound per Fluid ounce and Stone 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
stones per quart = pounds per fluid ounce × 2.28571428571
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per fluid ounce equals 15337.7826966 base units, and 1 stone per quart equals 6710.27992975 base units, so dividing one by the other gives the direct pound per fluid ounce-to-stone per quart factor of 2.28571428571.
Simple example
1 lb/fl oz × 2.285714286 = 2.285714286 st/qt
1 pound per fluid ounce = 2.285714286 stones per quart.
Real-world example
1,000 lb/fl oz × 2.285714286 = 2,285.714286 st/qt
1,000 pounds per fluid ounce = 2,285.714286 stones per quart.
Conversion table
| Pound per Fluid ounce (lb/fl oz) | Stone per Quart (st/qt) |
|---|---|
| 0.1 lb/fl oz | 0.2285714286 st/qt |
| 1 lb/fl oz | 2.285714286 st/qt |
| 10 lb/fl oz | 22.85714286 st/qt |
| 100 lb/fl oz | 228.5714286 st/qt |
| 1,000 lb/fl oz | 2,285.714286 st/qt |
| 10,000 lb/fl oz | 22,857.14286 st/qt |
Reverse conversion: Stone per Quart to Pound per Fluid ounce
2.285714286 st/qt × 0.4375 = 1 lb/fl oz
2.285714286 stones per quart = 1 pounds per fluid ounce.
pounds per fluid ounce = stones per quart × 0.4375
For a page dedicated to this direction, see Stone per Quart to Pound per Fluid ounce.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Understanding the Stone per Quart (st/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per quart are in 1 pound per fluid ounce?
1 pound per fluid ounce equals 2.285714286 stones per quart, using the exact defined conversion factor rather than an estimate.
How do I convert pound per fluid ounce to stone per quart?
Multiply the pound per fluid ounce value by 2.285714286. The converter above does this instantly to whatever precision you set.
How do I convert stone per quart back to pound per fluid ounce?
Use the reverse factor: 1 stone per quart equals 0.4375 pounds per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per fluid ounce?
Pound per Fluid ounce (lb/fl oz) is a unit of density.
What is a stone per quart?
Stone per Quart (st/qt) is a unit of density.
Is the pound per fluid ounce to stone per quart conversion exact?
Yes. Both pound per fluid ounce and stone per quart are defined by fixed standards rather than physical artifacts, so the factor of 2.285714286 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.