Mass per volume density.
Ounce per Cubic inches to Stones per Milliliter Converter — oz/in3 to st/mL
Convert Ounce per Cubic inch (oz/in3) to Stone per Milliliter (st/mL) using the exact conversion factor (1 ounce per cubic inch = 0.0002724274 stone per milliliter). See the formula, worked examples, and conversion table.
Ounce per Cubic inches 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 1729.994044 / 6.35029318e+6.
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 Stones per Milliliter
Ounce per Cubic inch 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 = ounce per cubic inches × 0.000272427428994
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 stone per milliliter equals 6350293.18 base units, so dividing one by the other gives the direct ounce per cubic inch-to-stone per milliliter factor of 0.000272427428994.
Simple example
1 oz/in3 × 0.000272427429 = 0.0002724274 st/mL
1 ounce per cubic inch = 0.0002724274 stones per milliliter.
Real-world example
1,000 oz/in3 × 0.000272427429 = 0.272427429 st/mL
1,000 ounce per cubic inches = 0.272427429 stones per milliliter.
Conversion table
| Ounce per Cubic inch (oz/in3) | Stone per Milliliter (st/mL) |
|---|---|
| 0.1 oz/in3 | 0.0000272427 st/mL |
| 1 oz/in3 | 0.0002724274 st/mL |
| 10 oz/in3 | 0.0027242743 st/mL |
| 100 oz/in3 | 0.0272427429 st/mL |
| 1,000 oz/in3 | 0.272427429 st/mL |
| 10,000 oz/in3 | 2.72427429 st/mL |
Reverse conversion: Stone per Milliliter to Ounce per Cubic inch
0.0002724274 st/mL × 3670.702336 = 0.9999998936 oz/in3
0.0002724274 stones per milliliter = 0.9999998936 ounce per cubic inches.
ounce per cubic inches = stones per milliliter × 3670.702336
For a page dedicated to this direction, see Stone per Milliliter to Ounce per Cubic inch.
Understanding the Ounce per Cubic inch (oz/in3)
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 cubic inch?
1 ounce per cubic inch equals 0.0002724274 stones per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic inch to stone per milliliter?
Multiply the ounce per cubic inch value by 0.000272427429. The converter above does this instantly to whatever precision you set.
How do I convert stone per milliliter back to ounce per cubic inch?
Use the reverse factor: 1 stone per milliliter equals 3,670.702336 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 stone per milliliter?
Stone per Milliliter (st/mL) is a unit of density.
Is the ounce per cubic inch to stone per milliliter conversion exact?
Yes. Both ounce per cubic inch and stone per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.000272427429 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.