Mass per volume density.
Pounds per Fluid ounce to Kilograms per Fluid ounce Converter — lb/fl oz to kg/fl oz
Convert Pound per Fluid ounce (lb/fl oz) to Kilogram per Fluid ounce (kg/fl oz) using the exact conversion factor (1 pound per fluid ounce = 0.45359237 kilogram per fluid ounce). See the formula, worked examples, and conversion table.
Pounds per Fluid ounce to Kilograms per Fluid ounce 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 / 33814.0227.
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 Kilograms per Fluid ounce
Pound per Fluid ounce and Kilogram per Fluid ounce 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
kilograms per fluid ounce = pounds per fluid ounce × 0.45359237
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 kilogram per fluid ounce equals 33814.0227018 base units, so dividing one by the other gives the direct pound per fluid ounce-to-kilogram per fluid ounce factor of 0.45359237.
Simple example
1 lb/fl oz × 0.45359237 = 0.45359237 kg/fl oz
1 pound per fluid ounce = 0.45359237 kilograms per fluid ounce.
Real-world example
1,000 lb/fl oz × 0.45359237 = 453.59237 kg/fl oz
1,000 pounds per fluid ounce = 453.59237 kilograms per fluid ounce.
Conversion table
| Pound per Fluid ounce (lb/fl oz) | Kilogram per Fluid ounce (kg/fl oz) |
|---|---|
| 0.1 lb/fl oz | 0.045359237 kg/fl oz |
| 1 lb/fl oz | 0.45359237 kg/fl oz |
| 10 lb/fl oz | 4.5359237 kg/fl oz |
| 100 lb/fl oz | 45.359237 kg/fl oz |
| 1,000 lb/fl oz | 453.59237 kg/fl oz |
| 10,000 lb/fl oz | 4,535.9237 kg/fl oz |
Reverse conversion: Kilogram per Fluid ounce to Pound per Fluid ounce
0.45359237 kg/fl oz × 2.204622622 = 1 lb/fl oz
0.45359237 kilograms per fluid ounce = 1 pound per fluid ounce.
pounds per fluid ounce = kilograms per fluid ounce × 2.20462262185
For a page dedicated to this direction, see Kilogram per Fluid ounce to Pound per Fluid ounce.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Understanding the Kilogram per Fluid ounce (kg/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per fluid ounce are in 1 pound per fluid ounce?
1 pound per fluid ounce equals 0.45359237 kilograms per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert pound per fluid ounce to kilogram per fluid ounce?
Multiply the pound per fluid ounce value by 0.45359237. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per fluid ounce back to pound per fluid ounce?
Use the reverse factor: 1 kilogram per fluid ounce equals 2.204622622 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 kilogram per fluid ounce?
Kilogram per Fluid ounce (kg/fl oz) is a unit of density.
Is the pound per fluid ounce to kilogram per fluid ounce conversion exact?
Yes. Both pound per fluid ounce and kilogram per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 0.45359237 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.