Mass per volume density.
Drams per Gallon to Imperial hundredweights per Gallon Converter — dr/gal to long cwt/gal
Convert Dram per Gallon (dr/gal) to Imperial hundredweight per Gallon (long cwt/gal) using the exact conversion factor (1 dram per gallon = 0.0000348772 imperial hundredweight per gallon). See the formula, worked examples, and conversion table.
Drams per Gallon to Imperial hundredweights per 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 0.4680719817 / 13420.55986.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Gallon to Imperial hundredweights per Gallon
Dram per Gallon and Imperial hundredweight per 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
imperial hundredweights per gallon = drams per gallon × 0.0000348772321429
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per gallon equals 0.468071981707 base units, and 1 imperial hundredweight per gallon equals 13420.5598595 base units, so dividing one by the other gives the direct dram per gallon-to-imperial hundredweight per gallon factor of 0.0000348772321429.
Simple example
1 dr/gal × 0.00003487723214 = 0.0000348772 long cwt/gal
1 dram per gallon = 0.0000348772 imperial hundredweights per gallon.
Real-world example
1,000 dr/gal × 0.00003487723214 = 0.0348772321 long cwt/gal
1,000 drams per gallon = 0.0348772321 imperial hundredweights per gallon.
Conversion table
| Dram per Gallon (dr/gal) | Imperial hundredweight per Gallon (long cwt/gal) |
|---|---|
| 0.1 dr/gal | 0.0000034877 long cwt/gal |
| 1 dr/gal | 0.0000348772 long cwt/gal |
| 10 dr/gal | 0.0003487723 long cwt/gal |
| 100 dr/gal | 0.0034877232 long cwt/gal |
| 1,000 dr/gal | 0.0348772321 long cwt/gal |
| 10,000 dr/gal | 0.3487723214 long cwt/gal |
Reverse conversion: Imperial hundredweight per Gallon to Dram per Gallon
0.0000348772 long cwt/gal × 28672 = 0.9999990784 dr/gal
0.0000348772 imperial hundredweights per gallon = 0.9999990784 drams per gallon.
drams per gallon = imperial hundredweights per gallon × 28672
For a page dedicated to this direction, see Imperial hundredweight per Gallon to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Imperial hundredweight per Gallon (long cwt/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many imperial hundredweights per gallon are in 1 dram per gallon?
1 dram per gallon equals 0.0000348772 imperial hundredweights per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to imperial hundredweight per gallon?
Multiply the dram per gallon value by 0.00003487723214. The converter above does this instantly to whatever precision you set.
How do I convert imperial hundredweight per gallon back to dram per gallon?
Use the reverse factor: 1 imperial hundredweight per gallon equals 28,672 drams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per gallon?
Dram per Gallon (dr/gal) is a unit of density.
What is a imperial hundredweight per gallon?
Imperial hundredweight per Gallon (long cwt/gal) is a unit of density.
Is the dram per gallon to imperial hundredweight per gallon conversion exact?
Yes. Both dram per gallon and imperial hundredweight per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.00003487723214 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.