Mass per volume density.
Long tons per Imperial gallon to Drams per Teaspoon Converter — long ton/imp gal to dr/tsp
Convert Long ton per Imperial gallon (long ton/imp gal) to Dram per Teaspoon (dr/tsp) using the exact conversion factor (1 long ton per imperial gallon = 621.7300579 dram per teaspoon). See the formula, worked examples, and conversion table.
Long tons 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 223499.0748 / 359.479282.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Long tons per Imperial gallon to Drams per Teaspoon
Long ton 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 = long tons per imperial gallon × 621.730057856
This factor comes from each unit's defined relationship to the category's base unit: 1 long ton per imperial gallon equals 223499.074765 base units, and 1 dram per teaspoon equals 359.479281951 base units, so dividing one by the other gives the direct long ton per imperial gallon-to-dram per teaspoon factor of 621.730057856.
Simple example
1 long ton/imp gal × 621.7300579 = 621.7300579 dr/tsp
1 long ton per imperial gallon = 621.7300579 drams per teaspoon.
Real-world example
1,000 long ton/imp gal × 621.7300579 = 621,730.0579 dr/tsp
1,000 long tons per imperial gallon = 621,730.0579 drams per teaspoon.
Conversion table
| Long ton per Imperial gallon (long ton/imp gal) | Dram per Teaspoon (dr/tsp) |
|---|---|
| 0.1 long ton/imp gal | 62.17300579 dr/tsp |
| 1 long ton/imp gal | 621.7300579 dr/tsp |
| 10 long ton/imp gal | 6,217.300579 dr/tsp |
| 100 long ton/imp gal | 62,173.00579 dr/tsp |
| 1,000 long ton/imp gal | 621,730.0579 dr/tsp |
| 10,000 long ton/imp gal | 6,217,300.579 dr/tsp |
Reverse conversion: Dram per Teaspoon to Long ton per Imperial gallon
621.7300579 dr/tsp × 0.001608415079 = 1 long ton/imp gal
621.7300579 drams per teaspoon = 1 long tons per imperial gallon.
long tons per imperial gallon = drams per teaspoon × 0.0016084150788
For a page dedicated to this direction, see Dram per Teaspoon to Long ton per Imperial gallon.
Understanding the Long ton per Imperial gallon (long ton/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 long ton per imperial gallon?
1 long ton per imperial gallon equals 621.7300579 drams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert long ton per imperial gallon to dram per teaspoon?
Multiply the long ton per imperial gallon value by 621.7300579. The converter above does this instantly to whatever precision you set.
How do I convert dram per teaspoon back to long ton per imperial gallon?
Use the reverse factor: 1 dram per teaspoon equals 0.0016084151 long tons per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a long ton per imperial gallon?
Long ton per Imperial gallon (long ton/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 long ton per imperial gallon to dram per teaspoon conversion exact?
Yes. Both long ton per imperial gallon and dram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 621.7300579 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.