Mass per volume density.
Drams per Gallon to Micrograms per Pint Converter — dr/gal to ug/pt
Convert Dram per Gallon (dr/gal) to Microgram per Pint (ug/pt) using the exact conversion factor (1 dram per gallon = 221,480.6494 microgram per pint). See the formula, worked examples, and conversion table.
Drams per Gallon to Micrograms per Pint 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 / 2.11337642e-6.
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 Micrograms per Pint
Dram per Gallon and Microgram per Pint 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
micrograms per pint = drams per gallon × 221480.649414
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 microgram per pint equals 0.00000211337641887 base units, so dividing one by the other gives the direct dram per gallon-to-microgram per pint factor of 221480.649414.
Simple example
1 dr/gal × 221480.6494 = 221,480.6494 ug/pt
1 dram per gallon = 221,480.6494 micrograms per pint.
Real-world example
1,000 dr/gal × 221480.6494 = 221,480,649.4 ug/pt
1,000 drams per gallon = 221,480,649.4 micrograms per pint.
Conversion table
| Dram per Gallon (dr/gal) | Microgram per Pint (ug/pt) |
|---|---|
| 0.1 dr/gal | 22,148.06494 ug/pt |
| 1 dr/gal | 221,480.6494 ug/pt |
| 10 dr/gal | 2,214,806.494 ug/pt |
| 100 dr/gal | 22,148,064.94 ug/pt |
| 1,000 dr/gal | 221,480,649.4 ug/pt |
| 10,000 dr/gal | 2,214,806,494 ug/pt |
Reverse conversion: Microgram per Pint to Dram per Gallon
1 ug/pt × 0.00000451506713 = 0.0000045151 dr/gal
1 microgram per pint = 0.0000045151 drams per gallon.
drams per gallon = micrograms per pint × 0.00000451506712955
For a page dedicated to this direction, see Microgram per Pint to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Microgram per Pint (ug/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micrograms per pint are in 1 dram per gallon?
1 dram per gallon equals 221,480.6494 micrograms per pint, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to microgram per pint?
Multiply the dram per gallon value by 221480.6494. The converter above does this instantly to whatever precision you set.
How do I convert microgram per pint back to dram per gallon?
Use the reverse factor: 1 microgram per pint equals 0.0000045151 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 microgram per pint?
Microgram per Pint (ug/pt) is a unit of density.
Is the dram per gallon to microgram per pint conversion exact?
Yes. Both dram per gallon and microgram per pint are defined by fixed standards rather than physical artifacts, so the factor of 221480.6494 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.