Mass per volume density.
Pounds per Teaspoon to Drams per Teaspoon Converter — lb/tsp to dr/tsp
Convert Pound per Teaspoon (lb/tsp) to Dram per Teaspoon (dr/tsp) using the exact conversion factor (1 pound per teaspoon = 256 dram per teaspoon). See the formula, worked examples, and conversion table.
Pounds per Teaspoon 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 92026.69618 / 359.479282.
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 Drams per Teaspoon
Pound per Teaspoon 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 = pounds per teaspoon × 256
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 dram per teaspoon equals 359.479281951 base units, so dividing one by the other gives the direct pound per teaspoon-to-dram per teaspoon factor of 256.
Simple example
1 lb/tsp × 256 = 256 dr/tsp
1 pound per teaspoon = 256 drams per teaspoon.
Real-world example
1,000 lb/tsp × 256 = 256,000 dr/tsp
1,000 pounds per teaspoon = 256,000 drams per teaspoon.
Conversion table
| Pound per Teaspoon (lb/tsp) | Dram per Teaspoon (dr/tsp) |
|---|---|
| 0.1 lb/tsp | 25.6 dr/tsp |
| 1 lb/tsp | 256 dr/tsp |
| 10 lb/tsp | 2,560 dr/tsp |
| 100 lb/tsp | 25,600 dr/tsp |
| 1,000 lb/tsp | 256,000 dr/tsp |
| 10,000 lb/tsp | 2,560,000 dr/tsp |
Reverse conversion: Dram per Teaspoon to Pound per Teaspoon
256 dr/tsp × 0.00390625 = 1 lb/tsp
256 drams per teaspoon = 1 pound per teaspoon.
pounds per teaspoon = drams per teaspoon × 0.00390625
For a page dedicated to this direction, see Dram per Teaspoon to Pound per Teaspoon.
Understanding the Pound per Teaspoon (lb/tsp)
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 pound per teaspoon?
1 pound per teaspoon equals 256 drams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert pound per teaspoon to dram per teaspoon?
Multiply the pound per teaspoon value by 256. The converter above does this instantly to whatever precision you set.
How do I convert dram per teaspoon back to pound per teaspoon?
Use the reverse factor: 1 dram per teaspoon equals 0.00390625 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 dram per teaspoon?
Dram per Teaspoon (dr/tsp) is a unit of density.
Is the pound per teaspoon to dram per teaspoon conversion exact?
Yes. Both pound per teaspoon and dram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 256 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.