Mass per volume density.
Ounce per Cubic inches to Carats per Fluid ounce Converter — oz/in3 to ct/fl oz
Convert Ounce per Cubic inch (oz/in3) to Carat per Fluid ounce (ct/fl oz) using the exact conversion factor (1 ounce per cubic inch = 255.8101501 carat per fluid ounce). See the formula, worked examples, and conversion table.
Ounce per Cubic inches to Carats 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 1729.994044 / 6.76280454.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounce per Cubic inches to Carats per Fluid ounce
Ounce per Cubic inch and Carat 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
carats per fluid ounce = ounce per cubic inches × 255.810150073
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cubic inch equals 1729.99404439 base units, and 1 carat per fluid ounce equals 6.76280454037 base units, so dividing one by the other gives the direct ounce per cubic inch-to-carat per fluid ounce factor of 255.810150073.
Simple example
1 oz/in3 × 255.8101501 = 255.8101501 ct/fl oz
1 ounce per cubic inch = 255.8101501 carats per fluid ounce.
Real-world example
1,000 oz/in3 × 255.8101501 = 255,810.1501 ct/fl oz
1,000 ounce per cubic inches = 255,810.1501 carats per fluid ounce.
Conversion table
| Ounce per Cubic inch (oz/in3) | Carat per Fluid ounce (ct/fl oz) |
|---|---|
| 0.1 oz/in3 | 25.58101501 ct/fl oz |
| 1 oz/in3 | 255.8101501 ct/fl oz |
| 10 oz/in3 | 2,558.101501 ct/fl oz |
| 100 oz/in3 | 25,581.01501 ct/fl oz |
| 1,000 oz/in3 | 255,810.1501 ct/fl oz |
| 10,000 oz/in3 | 2,558,101.501 ct/fl oz |
Reverse conversion: Carat per Fluid ounce to Ounce per Cubic inch
255.8101501 ct/fl oz × 0.00390914903 = 1 oz/in3
255.8101501 carats per fluid ounce = 1 ounce per cubic inches.
ounce per cubic inches = carats per fluid ounce × 0.00390914902991
For a page dedicated to this direction, see Carat per Fluid ounce to Ounce per Cubic inch.
Understanding the Ounce per Cubic inch (oz/in3)
Mass per volume density.
Understanding the Carat per Fluid ounce (ct/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per fluid ounce are in 1 ounce per cubic inch?
1 ounce per cubic inch equals 255.8101501 carats per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic inch to carat per fluid ounce?
Multiply the ounce per cubic inch value by 255.8101501. The converter above does this instantly to whatever precision you set.
How do I convert carat per fluid ounce back to ounce per cubic inch?
Use the reverse factor: 1 carat per fluid ounce equals 0.003909149 ounce per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cubic inch?
Ounce per Cubic inch (oz/in3) is a unit of density.
What is a carat per fluid ounce?
Carat per Fluid ounce (ct/fl oz) is a unit of density.
Is the ounce per cubic inch to carat per fluid ounce conversion exact?
Yes. Both ounce per cubic inch and carat per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 255.8101501 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.