Mass per volume density.
Long tons per Gallon to Drams per Quart Converter — long ton/gal to dr/qt
Convert Long ton per Gallon (long ton/gal) to Dram per Quart (dr/qt) using the exact conversion factor (1 long ton per gallon = 143,360 dram per quart). See the formula, worked examples, and conversion table.
Long tons per Gallon to Drams 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 268411.1972 / 1.872287927.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Long tons per Gallon to Drams per Quart
Long ton per Gallon and Dram 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
drams per quart = long tons per gallon × 143360
This factor comes from each unit's defined relationship to the category's base unit: 1 long ton per gallon equals 268411.19719 base units, and 1 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct long ton per gallon-to-dram per quart factor of 143360.
Simple example
1 long ton/gal × 143360 = 143,360 dr/qt
1 long ton per gallon = 143,360 drams per quart.
Real-world example
1,000 long ton/gal × 143360 = 143,360,000 dr/qt
1,000 long tons per gallon = 143,360,000 drams per quart.
Conversion table
| Long ton per Gallon (long ton/gal) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 long ton/gal | 14,336 dr/qt |
| 1 long ton/gal | 143,360 dr/qt |
| 10 long ton/gal | 1,433,600 dr/qt |
| 100 long ton/gal | 14,336,000 dr/qt |
| 1,000 long ton/gal | 143,360,000 dr/qt |
| 10,000 long ton/gal | 1,433,600,000 dr/qt |
Reverse conversion: Dram per Quart to Long ton per Gallon
1 dr/qt × 0.000006975446429 = 0.0000069754 long ton/gal
1 dram per quart = 0.0000069754 long tons per gallon.
long tons per gallon = drams per quart × 0.00000697544642857
For a page dedicated to this direction, see Dram per Quart to Long ton per Gallon.
Understanding the Long ton per Gallon (long ton/gal)
Mass per volume density.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per quart are in 1 long ton per gallon?
1 long ton per gallon equals 143,360 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert long ton per gallon to dram per quart?
Multiply the long ton per gallon value by 143360. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to long ton per gallon?
Use the reverse factor: 1 dram per quart equals 0.0000069754 long tons per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a long ton per gallon?
Long ton per Gallon (long ton/gal) is a unit of density.
What is a dram per quart?
Dram per Quart (dr/qt) is a unit of density.
Is the long ton per gallon to dram per quart conversion exact?
Yes. Both long ton per gallon and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 143360 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.