Mass per volume density.
Hectograms per Gallon to Drams per Imperial gallon Converter — hg/gal to dr/imp gal
Convert Hectogram per Gallon (hg/gal) to Dram per Imperial gallon (dr/imp gal) using the exact conversion factor (1 hectogram per gallon = 67.77961916 dram per imperial gallon). See the formula, worked examples, and conversion table.
Hectograms per Gallon to Drams per Imperial 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 26.41720524 / 0.3897514557.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Hectograms per Gallon to Drams per Imperial gallon
Hectogram per Gallon and Dram per Imperial 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
drams per imperial gallon = hectograms per gallon × 67.779619161
This factor comes from each unit's defined relationship to the category's base unit: 1 hectogram per gallon equals 26.4172052358 base units, and 1 dram per imperial gallon equals 0.389751455715 base units, so dividing one by the other gives the direct hectogram per gallon-to-dram per imperial gallon factor of 67.779619161.
Simple example
1 hg/gal × 67.77961916 = 67.77961916 dr/imp gal
1 hectogram per gallon = 67.77961916 drams per imperial gallon.
Real-world example
1,000 hg/gal × 67.77961916 = 67,779.61916 dr/imp gal
1,000 hectograms per gallon = 67,779.61916 drams per imperial gallon.
Conversion table
| Hectogram per Gallon (hg/gal) | Dram per Imperial gallon (dr/imp gal) |
|---|---|
| 0.1 hg/gal | 6.777961916 dr/imp gal |
| 1 hg/gal | 67.77961916 dr/imp gal |
| 10 hg/gal | 677.7961916 dr/imp gal |
| 100 hg/gal | 6,777.961916 dr/imp gal |
| 1,000 hg/gal | 67,779.61916 dr/imp gal |
| 10,000 hg/gal | 677,796.1916 dr/imp gal |
Reverse conversion: Dram per Imperial gallon to Hectogram per Gallon
67.77961916 dr/imp gal × 0.01475369753 = 1 hg/gal
67.77961916 drams per imperial gallon = 1 hectograms per gallon.
hectograms per gallon = drams per imperial gallon × 0.014753697533
For a page dedicated to this direction, see Dram per Imperial gallon to Hectogram per Gallon.
Understanding the Hectogram per Gallon (hg/gal)
Mass per volume density.
Understanding the Dram per Imperial gallon (dr/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per imperial gallon are in 1 hectogram per gallon?
1 hectogram per gallon equals 67.77961916 drams per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert hectogram per gallon to dram per imperial gallon?
Multiply the hectogram per gallon value by 67.77961916. The converter above does this instantly to whatever precision you set.
How do I convert dram per imperial gallon back to hectogram per gallon?
Use the reverse factor: 1 dram per imperial gallon equals 0.0147536975 hectograms per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a hectogram per gallon?
Hectogram per Gallon (hg/gal) is a unit of density.
What is a dram per imperial gallon?
Dram per Imperial gallon (dr/imp gal) is a unit of density.
Is the hectogram per gallon to dram per imperial gallon conversion exact?
Yes. Both hectogram per gallon and dram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 67.77961916 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.