Mass per volume density.
Grains per Pint to Drams per Milliliter Converter — gr/pt to dr/mL
Convert Grain per Pint (gr/pt) to Dram per Milliliter (dr/mL) using the exact conversion factor (1 grain per pint = 0.0000772892 dram per milliliter). See the formula, worked examples, and conversion table.
Grains per Pint to Drams per Milliliter 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 0.1369444884 / 1771.845195.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Pint to Drams per Milliliter
Grain per Pint and Dram per Milliliter 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 milliliter = grains per pint × 0.0000772891947471
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per pint equals 0.136944488362 base units, and 1 dram per milliliter equals 1771.84519531 base units, so dividing one by the other gives the direct grain per pint-to-dram per milliliter factor of 0.0000772891947471.
Simple example
1 gr/pt × 0.00007728919475 = 0.0000772892 dr/mL
1 grain per pint = 0.0000772892 drams per milliliter.
Real-world example
1,000 gr/pt × 0.00007728919475 = 0.0772891948 dr/mL
1,000 grains per pint = 0.0772891948 drams per milliliter.
Conversion table
| Grain per Pint (gr/pt) | Dram per Milliliter (dr/mL) |
|---|---|
| 0.1 gr/pt | 0.0000077289 dr/mL |
| 1 gr/pt | 0.0000772892 dr/mL |
| 10 gr/pt | 0.0007728919 dr/mL |
| 100 gr/pt | 0.0077289195 dr/mL |
| 1,000 gr/pt | 0.0772891948 dr/mL |
| 10,000 gr/pt | 0.7728919475 dr/mL |
Reverse conversion: Dram per Milliliter to Grain per Pint
0.0000772892 dr/mL × 12938.41918 = 1.000000068 gr/pt
0.0000772892 drams per milliliter = 1.000000068 grains per pint.
grains per pint = drams per milliliter × 12938.4191836
For a page dedicated to this direction, see Dram per Milliliter to Grain per Pint.
Understanding the Grain per Pint (gr/pt)
Mass per volume density.
Understanding the Dram per Milliliter (dr/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per milliliter are in 1 grain per pint?
1 grain per pint equals 0.0000772892 drams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert grain per pint to dram per milliliter?
Multiply the grain per pint value by 0.00007728919475. The converter above does this instantly to whatever precision you set.
How do I convert dram per milliliter back to grain per pint?
Use the reverse factor: 1 dram per milliliter equals 12,938.41918 grains per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per pint?
Grain per Pint (gr/pt) is a unit of density.
What is a dram per milliliter?
Dram per Milliliter (dr/mL) is a unit of density.
Is the grain per pint to dram per milliliter conversion exact?
Yes. Both grain per pint and dram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.00007728919475 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.