Mass per volume density.
Drams per Gallon to Hectograms per Gallon Converter — dr/gal to hg/gal
Convert Dram per Gallon (dr/gal) to Hectogram per Gallon (hg/gal) using the exact conversion factor (1 dram per gallon = 0.017718452 hectogram per gallon). See the formula, worked examples, and conversion table.
Drams per Gallon to Hectograms 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 / 26.41720524.
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 Hectograms per Gallon
Dram per Gallon and Hectogram 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
hectograms per gallon = drams per gallon × 0.0177184519531
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 hectogram per gallon equals 26.4172052358 base units, so dividing one by the other gives the direct dram per gallon-to-hectogram per gallon factor of 0.0177184519531.
Simple example
1 dr/gal × 0.01771845195 = 0.017718452 hg/gal
1 dram per gallon = 0.017718452 hectograms per gallon.
Real-world example
1,000 dr/gal × 0.01771845195 = 17.71845195 hg/gal
1,000 drams per gallon = 17.71845195 hectograms per gallon.
Conversion table
| Dram per Gallon (dr/gal) | Hectogram per Gallon (hg/gal) |
|---|---|
| 0.1 dr/gal | 0.0017718452 hg/gal |
| 1 dr/gal | 0.017718452 hg/gal |
| 10 dr/gal | 0.1771845195 hg/gal |
| 100 dr/gal | 1.771845195 hg/gal |
| 1,000 dr/gal | 17.71845195 hg/gal |
| 10,000 dr/gal | 177.1845195 hg/gal |
Reverse conversion: Hectogram per Gallon to Dram per Gallon
0.017718452 hg/gal × 56.43833912 = 1.000000003 dr/gal
0.017718452 hectograms per gallon = 1.000000003 drams per gallon.
drams per gallon = hectograms per gallon × 56.4383391193
For a page dedicated to this direction, see Hectogram per Gallon to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Hectogram per Gallon (hg/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectograms per gallon are in 1 dram per gallon?
1 dram per gallon equals 0.017718452 hectograms per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to hectogram per gallon?
Multiply the dram per gallon value by 0.01771845195. The converter above does this instantly to whatever precision you set.
How do I convert hectogram per gallon back to dram per gallon?
Use the reverse factor: 1 hectogram per gallon equals 56.43833912 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 hectogram per gallon?
Hectogram per Gallon (hg/gal) is a unit of density.
Is the dram per gallon to hectogram per gallon conversion exact?
Yes. Both dram per gallon and hectogram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.01771845195 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.