Mass per volume density.
Pounds per Fluid ounce to Ounces per Quart Converter — lb/fl oz to oz/qt
Convert Pound per Fluid ounce (lb/fl oz) to Ounce per Quart (oz/qt) using the exact conversion factor (1 pound per fluid ounce = 512 ounce per quart). See the formula, worked examples, and conversion table.
Pounds per Fluid ounce to Ounces 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 / 29.95660683.
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 Ounces per Quart
Pound per Fluid ounce and Ounce 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
ounces per quart = pounds per fluid ounce × 512
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 ounce per quart equals 29.9566068292 base units, so dividing one by the other gives the direct pound per fluid ounce-to-ounce per quart factor of 512.
Simple example
1 lb/fl oz × 512 = 512 oz/qt
1 pound per fluid ounce = 512 ounces per quart.
Real-world example
1,000 lb/fl oz × 512 = 512,000 oz/qt
1,000 pounds per fluid ounce = 512,000 ounces per quart.
Conversion table
| Pound per Fluid ounce (lb/fl oz) | Ounce per Quart (oz/qt) |
|---|---|
| 0.1 lb/fl oz | 51.2 oz/qt |
| 1 lb/fl oz | 512 oz/qt |
| 10 lb/fl oz | 5,120 oz/qt |
| 100 lb/fl oz | 51,200 oz/qt |
| 1,000 lb/fl oz | 512,000 oz/qt |
| 10,000 lb/fl oz | 5,120,000 oz/qt |
Reverse conversion: Ounce per Quart to Pound per Fluid ounce
512 oz/qt × 0.001953125 = 1 lb/fl oz
512 ounces per quart = 1 pound per fluid ounce.
pounds per fluid ounce = ounces per quart × 0.001953125
For a page dedicated to this direction, see Ounce per Quart to Pound per Fluid ounce.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Understanding the Ounce per Quart (oz/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per quart are in 1 pound per fluid ounce?
1 pound per fluid ounce equals 512 ounces per quart, using the exact defined conversion factor rather than an estimate.
How do I convert pound per fluid ounce to ounce per quart?
Multiply the pound per fluid ounce value by 512. The converter above does this instantly to whatever precision you set.
How do I convert ounce per quart back to pound per fluid ounce?
Use the reverse factor: 1 ounce per quart equals 0.001953125 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 ounce per quart?
Ounce per Quart (oz/qt) is a unit of density.
Is the pound per fluid ounce to ounce per quart conversion exact?
Yes. Both pound per fluid ounce and ounce per quart are defined by fixed standards rather than physical artifacts, so the factor of 512 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.