Mass per volume density.
Drams per Gallon to Picograms per Pint Converter — dr/gal to pg/pt
Convert Dram per Gallon (dr/gal) to Picogram per Pint (pg/pt) using the exact conversion factor (1 dram per gallon = 221,480,649,400 picogram per pint). See the formula, worked examples, and conversion table.
Drams per Gallon to Picograms 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-12.
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 Picograms per Pint
Dram per Gallon and Picogram 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
picograms per pint = drams per gallon × 221480649414
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 picogram per pint equals 2.113376e-12 base units, so dividing one by the other gives the direct dram per gallon-to-picogram per pint factor of 221480649414.
Simple example
1 dr/gal × 221480649400 = 221,480,649,400 pg/pt
1 dram per gallon = 221,480,649,400 picograms per pint.
Real-world example
1,000 dr/gal × 221480649400 = 2.214806e+14 pg/pt
1,000 drams per gallon = 2.214806e+14 picograms per pint.
Conversion table
| Dram per Gallon (dr/gal) | Picogram per Pint (pg/pt) |
|---|---|
| 0.1 dr/gal | 22,148,064,940 pg/pt |
| 1 dr/gal | 221,480,649,400 pg/pt |
| 10 dr/gal | 2.214806e+12 pg/pt |
| 100 dr/gal | 2.214806e+13 pg/pt |
| 1,000 dr/gal | 2.214806e+14 pg/pt |
| 10,000 dr/gal | 2.214806e+15 pg/pt |
Reverse conversion: Picogram per Pint to Dram per Gallon
1 pg/pt × 4.515067e-12 = 4.515067e-12 dr/gal
1 picogram per pint = 4.515067e-12 drams per gallon.
drams per gallon = picograms per pint × 4.515067e-12
For a page dedicated to this direction, see Picogram per Pint to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Picogram per Pint (pg/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many picograms per pint are in 1 dram per gallon?
1 dram per gallon equals 221,480,649,400 picograms per pint, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to picogram per pint?
Multiply the dram per gallon value by 221480649400. The converter above does this instantly to whatever precision you set.
How do I convert picogram per pint back to dram per gallon?
Use the reverse factor: 1 picogram per pint equals 4.515067e-12 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 picogram per pint?
Picogram per Pint (pg/pt) is a unit of density.
Is the dram per gallon to picogram per pint conversion exact?
Yes. Both dram per gallon and picogram per pint are defined by fixed standards rather than physical artifacts, so the factor of 221480649400 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.