Mass per volume density.
Stones per Teaspoon to Slugs per Quart Converter — st/tsp to slug/qt
Convert Stone per Teaspoon (st/tsp) to Slug per Quart (slug/qt) using the exact conversion factor (1 stone per teaspoon = 83.54559406 slug per quart). See the formula, worked examples, and conversion table.
Stones per Teaspoon to Slugs per Quart 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 1.28837375e+6 / 15421.20516.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Teaspoon to Slugs per Quart
Stone per Teaspoon and Slug per Quart 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
slugs per quart = stones per teaspoon × 83.5455940612
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per teaspoon equals 1288373.74651 base units, and 1 slug per quart equals 15421.2051633 base units, so dividing one by the other gives the direct stone per teaspoon-to-slug per quart factor of 83.5455940612.
Simple example
1 st/tsp × 83.54559406 = 83.54559406 slug/qt
1 stone per teaspoon = 83.54559406 slugs per quart.
Real-world example
1,000 st/tsp × 83.54559406 = 83,545.59406 slug/qt
1,000 stones per teaspoon = 83,545.59406 slugs per quart.
Conversion table
| Stone per Teaspoon (st/tsp) | Slug per Quart (slug/qt) |
|---|---|
| 0.1 st/tsp | 8.354559406 slug/qt |
| 1 st/tsp | 83.54559406 slug/qt |
| 10 st/tsp | 835.4559406 slug/qt |
| 100 st/tsp | 8,354.559406 slug/qt |
| 1,000 st/tsp | 83,545.59406 slug/qt |
| 10,000 st/tsp | 835,455.9406 slug/qt |
Reverse conversion: Slug per Quart to Stone per Teaspoon
83.54559406 slug/qt × 0.01196951211 = 1 st/tsp
83.54559406 slugs per quart = 1 stones per teaspoon.
stones per teaspoon = slugs per quart × 0.0119695121118
For a page dedicated to this direction, see Slug per Quart to Stone per Teaspoon.
Understanding the Stone per Teaspoon (st/tsp)
Mass per volume density.
Understanding the Slug per Quart (slug/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per quart are in 1 stone per teaspoon?
1 stone per teaspoon equals 83.54559406 slugs per quart, using the exact defined conversion factor rather than an estimate.
How do I convert stone per teaspoon to slug per quart?
Multiply the stone per teaspoon value by 83.54559406. The converter above does this instantly to whatever precision you set.
How do I convert slug per quart back to stone per teaspoon?
Use the reverse factor: 1 slug per quart equals 0.0119695121 stones per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per teaspoon?
Stone per Teaspoon (st/tsp) is a unit of density.
What is a slug per quart?
Slug per Quart (slug/qt) is a unit of density.
Is the stone per teaspoon to slug per quart conversion exact?
Yes. Both stone per teaspoon and slug per quart are defined by fixed standards rather than physical artifacts, so the factor of 83.54559406 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.