Mass per volume density.
Pounds per Teaspoon to Stones per Imperial gallon Converter — lb/tsp to st/imp gal
Convert Pound per Teaspoon (lb/tsp) to Stone per Imperial gallon (st/imp gal) using the exact conversion factor (1 pound per teaspoon = 65.88068163 stone per imperial gallon). See the formula, worked examples, and conversion table.
Pounds per Teaspoon to Stones per Imperial gallon 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 92026.69618 / 1396.869217.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Teaspoon to Stones per Imperial gallon
Pound per Teaspoon and Stone per Imperial gallon 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 imperial gallon = pounds per teaspoon × 65.8806816277
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per teaspoon equals 92026.6961794 base units, and 1 stone per imperial gallon equals 1396.86921728 base units, so dividing one by the other gives the direct pound per teaspoon-to-stone per imperial gallon factor of 65.8806816277.
Simple example
1 lb/tsp × 65.88068163 = 65.88068163 st/imp gal
1 pound per teaspoon = 65.88068163 stones per imperial gallon.
Real-world example
1,000 lb/tsp × 65.88068163 = 65,880.68163 st/imp gal
1,000 pounds per teaspoon = 65,880.68163 stones per imperial gallon.
Conversion table
| Pound per Teaspoon (lb/tsp) | Stone per Imperial gallon (st/imp gal) |
|---|---|
| 0.1 lb/tsp | 6.588068163 st/imp gal |
| 1 lb/tsp | 65.88068163 st/imp gal |
| 10 lb/tsp | 658.8068163 st/imp gal |
| 100 lb/tsp | 6,588.068163 st/imp gal |
| 1,000 lb/tsp | 65,880.68163 st/imp gal |
| 10,000 lb/tsp | 658,806.8163 st/imp gal |
Reverse conversion: Stone per Imperial gallon to Pound per Teaspoon
65.88068163 st/imp gal × 0.01517895649 = 1 lb/tsp
65.88068163 stones per imperial gallon = 1 pounds per teaspoon.
pounds per teaspoon = stones per imperial gallon × 0.0151789564906
For a page dedicated to this direction, see Stone per Imperial gallon to Pound per Teaspoon.
Understanding the Pound per Teaspoon (lb/tsp)
Mass per volume density.
Understanding the Stone per Imperial gallon (st/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per imperial gallon are in 1 pound per teaspoon?
1 pound per teaspoon equals 65.88068163 stones per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert pound per teaspoon to stone per imperial gallon?
Multiply the pound per teaspoon value by 65.88068163. The converter above does this instantly to whatever precision you set.
How do I convert stone per imperial gallon back to pound per teaspoon?
Use the reverse factor: 1 stone per imperial gallon equals 0.0151789565 pounds per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per teaspoon?
Pound per Teaspoon (lb/tsp) is a unit of density.
What is a stone per imperial gallon?
Stone per Imperial gallon (st/imp gal) is a unit of density.
Is the pound per teaspoon to stone per imperial gallon conversion exact?
Yes. Both pound per teaspoon and stone per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 65.88068163 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.