Mass per volume density.
Carats per Cup to Pounds per Fluid ounce Converter — ct/cup to lb/fl oz
Convert Carat per Cup (ct/cup) to Pound per Fluid ounce (lb/fl oz) using the exact conversion factor (1 carat per cup = 0.0000551156 pound per fluid ounce). See the formula, worked examples, and conversion table.
Carats per Cup to Pounds 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 0.8453505675 / 15337.7827.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Cup to Pounds per Fluid ounce
Carat per Cup and Pound 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
pounds per fluid ounce = carats per cup × 0.0000551155655462
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per cup equals 0.845350567546 base units, and 1 pound per fluid ounce equals 15337.7826966 base units, so dividing one by the other gives the direct carat per cup-to-pound per fluid ounce factor of 0.0000551155655462.
Simple example
1 ct/cup × 0.00005511556555 = 0.0000551156 lb/fl oz
1 carat per cup = 0.0000551156 pounds per fluid ounce.
Real-world example
1,000 ct/cup × 0.00005511556555 = 0.0551155656 lb/fl oz
1,000 carats per cup = 0.0551155656 pounds per fluid ounce.
Conversion table
| Carat per Cup (ct/cup) | Pound per Fluid ounce (lb/fl oz) |
|---|---|
| 0.1 ct/cup | 0.0000055116 lb/fl oz |
| 1 ct/cup | 0.0000551156 lb/fl oz |
| 10 ct/cup | 0.0005511557 lb/fl oz |
| 100 ct/cup | 0.0055115566 lb/fl oz |
| 1,000 ct/cup | 0.0551155656 lb/fl oz |
| 10,000 ct/cup | 0.5511556555 lb/fl oz |
Reverse conversion: Pound per Fluid ounce to Carat per Cup
0.0000551156 lb/fl oz × 18143.6948 = 1.000000625 ct/cup
0.0000551156 pounds per fluid ounce = 1.000000625 carats per cup.
carats per cup = pounds per fluid ounce × 18143.6948
For a page dedicated to this direction, see Pound per Fluid ounce to Carat per Cup.
Understanding the Carat per Cup (ct/cup)
Mass per volume density.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per fluid ounce are in 1 carat per cup?
1 carat per cup equals 0.0000551156 pounds per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert carat per cup to pound per fluid ounce?
Multiply the carat per cup value by 0.00005511556555. The converter above does this instantly to whatever precision you set.
How do I convert pound per fluid ounce back to carat per cup?
Use the reverse factor: 1 pound per fluid ounce equals 18,143.6948 carats per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per cup?
Carat per Cup (ct/cup) is a unit of density.
What is a pound per fluid ounce?
Pound per Fluid ounce (lb/fl oz) is a unit of density.
Is the carat per cup to pound per fluid ounce conversion exact?
Yes. Both carat per cup and pound per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 0.00005511556555 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.