Mass per volume density.
Drams per Pint to Long tons per Liter Converter — dr/pt to long ton/L
Convert Dram per Pint (dr/pt) to Long ton per Liter (long ton/L) using the exact conversion factor (1 dram per pint = 0.0000036854 long ton per liter). See the formula, worked examples, and conversion table.
Drams per Pint to Long tons per Liter 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 3.744575854 / 1.01604691e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Pint to Long tons per Liter
Dram per Pint and Long ton per Liter 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
long tons per liter = drams per pint × 0.0000036854359983
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per pint equals 3.74457585365 base units, and 1 long ton per liter equals 1016046.9088 base units, so dividing one by the other gives the direct dram per pint-to-long ton per liter factor of 0.0000036854359983.
Simple example
1 dr/pt × 0.000003685435998 = 0.0000036854 long ton/L
1 dram per pint = 0.0000036854 long tons per liter.
Real-world example
1,000 dr/pt × 0.000003685435998 = 0.003685436 long ton/L
1,000 drams per pint = 0.003685436 long tons per liter.
Conversion table
| Dram per Pint (dr/pt) | Long ton per Liter (long ton/L) |
|---|---|
| 0.1 dr/pt | 3.685436e-7 long ton/L |
| 1 dr/pt | 0.0000036854 long ton/L |
| 10 dr/pt | 0.0000368544 long ton/L |
| 100 dr/pt | 0.0003685436 long ton/L |
| 1,000 dr/pt | 0.003685436 long ton/L |
| 10,000 dr/pt | 0.03685436 long ton/L |
Reverse conversion: Long ton per Liter to Dram per Pint
0.0000036854 long ton/L × 271338.3167 = 0.9999902323 dr/pt
0.0000036854 long tons per liter = 0.9999902323 drams per pint.
drams per pint = long tons per liter × 271338.316677
For a page dedicated to this direction, see Long ton per Liter to Dram per Pint.
Understanding the Dram per Pint (dr/pt)
Mass per volume density.
Understanding the Long ton per Liter (long ton/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many long tons per liter are in 1 dram per pint?
1 dram per pint equals 0.0000036854 long tons per liter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per pint to long ton per liter?
Multiply the dram per pint value by 0.000003685435998. The converter above does this instantly to whatever precision you set.
How do I convert long ton per liter back to dram per pint?
Use the reverse factor: 1 long ton per liter equals 271,338.3167 drams per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per pint?
Dram per Pint (dr/pt) is a unit of density.
What is a long ton per liter?
Long ton per Liter (long ton/L) is a unit of density.
Is the dram per pint to long ton per liter conversion exact?
Yes. Both dram per pint and long ton per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.000003685435998 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.