Mass per volume density.
Stones per Pint to Kilograms per Milliliter Converter — st/pt to kg/mL
Convert Stone per Pint (st/pt) to Kilogram per Milliliter (kg/mL) using the exact conversion factor (1 stone per pint = 0.0134205599 kilogram per milliliter). See the formula, worked examples, and conversion table.
Stones per Pint to Kilograms 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 13420.55986 / 1e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Pint to Kilograms per Milliliter
Stone per Pint and Kilogram 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
kilograms per milliliter = stones per pint × 0.0134205598595
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per pint equals 13420.5598595 base units, and 1 kilogram per milliliter equals 1000000 base units, so dividing one by the other gives the direct stone per pint-to-kilogram per milliliter factor of 0.0134205598595.
Simple example
1 st/pt × 0.01342055986 = 0.0134205599 kg/mL
1 stone per pint = 0.0134205599 kilograms per milliliter.
Real-world example
1,000 st/pt × 0.01342055986 = 13.42055986 kg/mL
1,000 stones per pint = 13.42055986 kilograms per milliliter.
Conversion table
| Stone per Pint (st/pt) | Kilogram per Milliliter (kg/mL) |
|---|---|
| 0.1 st/pt | 0.001342056 kg/mL |
| 1 st/pt | 0.0134205599 kg/mL |
| 10 st/pt | 0.1342055986 kg/mL |
| 100 st/pt | 1.342055986 kg/mL |
| 1,000 st/pt | 13.42055986 kg/mL |
| 10,000 st/pt | 134.2055986 kg/mL |
Reverse conversion: Kilogram per Milliliter to Stone per Pint
0.0134205599 kg/mL × 74.51253975 = 1.000000003 st/pt
0.0134205599 kilograms per milliliter = 1.000000003 stones per pint.
stones per pint = kilograms per milliliter × 74.5125397502
For a page dedicated to this direction, see Kilogram per Milliliter to Stone per Pint.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Understanding the Kilogram per Milliliter (kg/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per milliliter are in 1 stone per pint?
1 stone per pint equals 0.0134205599 kilograms per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert stone per pint to kilogram per milliliter?
Multiply the stone per pint value by 0.01342055986. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per milliliter back to stone per pint?
Use the reverse factor: 1 kilogram per milliliter equals 74.51253975 stones per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per pint?
Stone per Pint (st/pt) is a unit of density.
What is a kilogram per milliliter?
Kilogram per Milliliter (kg/mL) is a unit of density.
Is the stone per pint to kilogram per milliliter conversion exact?
Yes. Both stone per pint and kilogram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.01342055986 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.