Mass per volume density.
Ounces per Fluid ounce to Stones per Cubic Millimeter Converter — oz/fl oz to st/mm3
Convert Ounce per Fluid ounce (oz/fl oz) to Stone per Cubic Millimeter (st/mm3) using the exact conversion factor (1 ounce per fluid ounce = 1.509555e-7 stone per cubic millimeter). See the formula, worked examples, and conversion table.
Ounces per Fluid ounce to Stones per Cubic Millimeter 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 958.6114185 / 6.35029318e+9.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Fluid ounce to Stones per Cubic Millimeter
Ounce per Fluid ounce and Stone per Cubic Millimeter 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 cubic millimeter = ounces per fluid ounce × 1.509555e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per fluid ounce equals 958.611418535 base units, and 1 stone per cubic millimeter equals 6350293180 base units, so dividing one by the other gives the direct ounce per fluid ounce-to-stone per cubic millimeter factor of 1.509555e-7.
Simple example
1 oz/fl oz × 1.509555e-7 = 1.509555e-7 st/mm3
1 ounce per fluid ounce = 1.509555e-7 stones per cubic millimeter.
Real-world example
1,000 oz/fl oz × 1.509555e-7 = 0.0001509555 st/mm3
1,000 ounces per fluid ounce = 0.0001509555 stones per cubic millimeter.
Conversion table
| Ounce per Fluid ounce (oz/fl oz) | Stone per Cubic Millimeter (st/mm3) |
|---|---|
| 0.1 oz/fl oz | 1.509555e-8 st/mm3 |
| 1 oz/fl oz | 1.509555e-7 st/mm3 |
| 10 oz/fl oz | 0.0000015096 st/mm3 |
| 100 oz/fl oz | 0.0000150955 st/mm3 |
| 1,000 oz/fl oz | 0.0001509555 st/mm3 |
| 10,000 oz/fl oz | 0.0015095546 st/mm3 |
Reverse conversion: Stone per Cubic Millimeter to Ounce per Fluid ounce
1.509555e-7 st/mm3 × 6624470.622 = 1.000000275 oz/fl oz
1.509555e-7 stones per cubic millimeter = 1.000000275 ounces per fluid ounce.
ounces per fluid ounce = stones per cubic millimeter × 6624470.622
For a page dedicated to this direction, see Stone per Cubic Millimeter to Ounce per Fluid ounce.
Understanding the Ounce per Fluid ounce (oz/fl oz)
Mass per volume density.
Understanding the Stone per Cubic Millimeter (st/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cubic millimeter are in 1 ounce per fluid ounce?
1 ounce per fluid ounce equals 1.509555e-7 stones per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per fluid ounce to stone per cubic millimeter?
Multiply the ounce per fluid ounce value by 1.509555e-7. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic millimeter back to ounce per fluid ounce?
Use the reverse factor: 1 stone per cubic millimeter equals 6,624,470.622 ounces per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per fluid ounce?
Ounce per Fluid ounce (oz/fl oz) is a unit of density.
What is a stone per cubic millimeter?
Stone per Cubic Millimeter (st/mm3) is a unit of density.
Is the ounce per fluid ounce to stone per cubic millimeter conversion exact?
Yes. Both ounce per fluid ounce and stone per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 1.509555e-7 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.