Mass per volume density.
Stones per Imperial gallon to Drams per Teaspoon Converter — st/imp gal to dr/tsp
Convert Stone per Imperial gallon (st/imp gal) to Dram per Teaspoon (dr/tsp) using the exact conversion factor (1 stone per imperial gallon = 3.885812862 dram per teaspoon). See the formula, worked examples, and conversion table.
Stones per Imperial gallon to Drams per Teaspoon 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 1396.869217 / 359.479282.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Imperial gallon to Drams per Teaspoon
Stone per Imperial gallon and Dram per Teaspoon 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
drams per teaspoon = stones per imperial gallon × 3.8858128616
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per imperial gallon equals 1396.86921728 base units, and 1 dram per teaspoon equals 359.479281951 base units, so dividing one by the other gives the direct stone per imperial gallon-to-dram per teaspoon factor of 3.8858128616.
Simple example
1 st/imp gal × 3.885812862 = 3.885812862 dr/tsp
1 stone per imperial gallon = 3.885812862 drams per teaspoon.
Real-world example
1,000 st/imp gal × 3.885812862 = 3,885.812862 dr/tsp
1,000 stones per imperial gallon = 3,885.812862 drams per teaspoon.
Conversion table
| Stone per Imperial gallon (st/imp gal) | Dram per Teaspoon (dr/tsp) |
|---|---|
| 0.1 st/imp gal | 0.3885812862 dr/tsp |
| 1 st/imp gal | 3.885812862 dr/tsp |
| 10 st/imp gal | 38.85812862 dr/tsp |
| 100 st/imp gal | 388.5812862 dr/tsp |
| 1,000 st/imp gal | 3,885.812862 dr/tsp |
| 10,000 st/imp gal | 38,858.12862 dr/tsp |
Reverse conversion: Dram per Teaspoon to Stone per Imperial gallon
3.885812862 dr/tsp × 0.2573464126 = 1 st/imp gal
3.885812862 drams per teaspoon = 1 stones per imperial gallon.
stones per imperial gallon = drams per teaspoon × 0.257346412608
For a page dedicated to this direction, see Dram per Teaspoon to Stone per Imperial gallon.
Understanding the Stone per Imperial gallon (st/imp gal)
Mass per volume density.
Understanding the Dram per Teaspoon (dr/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per teaspoon are in 1 stone per imperial gallon?
1 stone per imperial gallon equals 3.885812862 drams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per imperial gallon to dram per teaspoon?
Multiply the stone per imperial gallon value by 3.885812862. The converter above does this instantly to whatever precision you set.
How do I convert dram per teaspoon back to stone per imperial gallon?
Use the reverse factor: 1 dram per teaspoon equals 0.2573464126 stones per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per imperial gallon?
Stone per Imperial gallon (st/imp gal) is a unit of density.
What is a dram per teaspoon?
Dram per Teaspoon (dr/tsp) is a unit of density.
Is the stone per imperial gallon to dram per teaspoon conversion exact?
Yes. Both stone per imperial gallon and dram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 3.885812862 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.