Mass per volume density.
Ounces per Fluid ounce to Stones per Milliliter Converter — oz/fl oz to st/mL
Convert Ounce per Fluid ounce (oz/fl oz) to Stone per Milliliter (st/mL) using the exact conversion factor (1 ounce per fluid ounce = 0.0001509555 stone per milliliter). See the formula, worked examples, and conversion table.
Ounces per Fluid ounce to Stones per Milliliter 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+6.
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 Milliliter
Ounce per Fluid ounce and Stone per Milliliter 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 milliliter = ounces per fluid ounce × 0.00015095545849
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 milliliter equals 6350293.18 base units, so dividing one by the other gives the direct ounce per fluid ounce-to-stone per milliliter factor of 0.00015095545849.
Simple example
1 oz/fl oz × 0.0001509554585 = 0.0001509555 st/mL
1 ounce per fluid ounce = 0.0001509555 stones per milliliter.
Real-world example
1,000 oz/fl oz × 0.0001509554585 = 0.1509554585 st/mL
1,000 ounces per fluid ounce = 0.1509554585 stones per milliliter.
Conversion table
| Ounce per Fluid ounce (oz/fl oz) | Stone per Milliliter (st/mL) |
|---|---|
| 0.1 oz/fl oz | 0.0000150955 st/mL |
| 1 oz/fl oz | 0.0001509555 st/mL |
| 10 oz/fl oz | 0.0015095546 st/mL |
| 100 oz/fl oz | 0.0150955459 st/mL |
| 1,000 oz/fl oz | 0.1509554585 st/mL |
| 10,000 oz/fl oz | 1.509554585 st/mL |
Reverse conversion: Stone per Milliliter to Ounce per Fluid ounce
0.0001509555 st/mL × 6624.470622 = 1.000000275 oz/fl oz
0.0001509555 stones per milliliter = 1.000000275 ounces per fluid ounce.
ounces per fluid ounce = stones per milliliter × 6624.470622
For a page dedicated to this direction, see Stone per Milliliter to Ounce per Fluid ounce.
Understanding the Ounce per Fluid ounce (oz/fl oz)
Mass per volume density.
Understanding the Stone per Milliliter (st/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per milliliter are in 1 ounce per fluid ounce?
1 ounce per fluid ounce equals 0.0001509555 stones per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per fluid ounce to stone per milliliter?
Multiply the ounce per fluid ounce value by 0.0001509554585. The converter above does this instantly to whatever precision you set.
How do I convert stone per milliliter back to ounce per fluid ounce?
Use the reverse factor: 1 stone per milliliter equals 6,624.470622 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 milliliter?
Stone per Milliliter (st/mL) is a unit of density.
Is the ounce per fluid ounce to stone per milliliter conversion exact?
Yes. Both ounce per fluid ounce and stone per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.0001509554585 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.