Mass per volume density.
Drams per Gallon to Hectograms per Liter Converter — dr/gal to hg/L
Convert Dram per Gallon (dr/gal) to Hectogram per Liter (hg/L) using the exact conversion factor (1 dram per gallon = 0.0046807198 hectogram per liter). See the formula, worked examples, and conversion table.
Drams per Gallon to Hectograms 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 0.4680719817 / 100.
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 Liter
Dram per Gallon and Hectogram 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
hectograms per liter = drams per gallon × 0.00468071981707
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 liter equals 100 base units, so dividing one by the other gives the direct dram per gallon-to-hectogram per liter factor of 0.00468071981707.
Simple example
1 dr/gal × 0.004680719817 = 0.0046807198 hg/L
1 dram per gallon = 0.0046807198 hectograms per liter.
Real-world example
1,000 dr/gal × 0.004680719817 = 4.680719817 hg/L
1,000 drams per gallon = 4.680719817 hectograms per liter.
Conversion table
| Dram per Gallon (dr/gal) | Hectogram per Liter (hg/L) |
|---|---|
| 0.1 dr/gal | 0.000468072 hg/L |
| 1 dr/gal | 0.0046807198 hg/L |
| 10 dr/gal | 0.0468071982 hg/L |
| 100 dr/gal | 0.4680719817 hg/L |
| 1,000 dr/gal | 4.680719817 hg/L |
| 10,000 dr/gal | 46.80719817 hg/L |
Reverse conversion: Hectogram per Liter to Dram per Gallon
0.0046807198 hg/L × 213.642354 = 0.9999999964 dr/gal
0.0046807198 hectograms per liter = 0.9999999964 drams per gallon.
drams per gallon = hectograms per liter × 213.642353972
For a page dedicated to this direction, see Hectogram per Liter to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Hectogram per Liter (hg/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectograms per liter are in 1 dram per gallon?
1 dram per gallon equals 0.0046807198 hectograms per liter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to hectogram per liter?
Multiply the dram per gallon value by 0.004680719817. The converter above does this instantly to whatever precision you set.
How do I convert hectogram per liter back to dram per gallon?
Use the reverse factor: 1 hectogram per liter equals 213.642354 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 liter?
Hectogram per Liter (hg/L) is a unit of density.
Is the dram per gallon to hectogram per liter conversion exact?
Yes. Both dram per gallon and hectogram per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.004680719817 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.