Mass per volume density.
Drams per Liter to Grains per Fluid ounce Converter — dr/L to gr/fl oz
Convert Dram per Liter (dr/L) to Grain per Fluid ounce (gr/fl oz) using the exact conversion factor (1 dram per liter = 0.808651199 grain per fluid ounce). See the formula, worked examples, and conversion table.
Drams per Liter to Grains per Fluid ounce 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 1.771845195 / 2.191111814.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Liter to Grains per Fluid ounce
Dram per Liter and Grain per Fluid ounce 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
grains per fluid ounce = drams per liter × 0.808651198975
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per liter equals 1.77184519531 base units, and 1 grain per fluid ounce equals 2.19111181379 base units, so dividing one by the other gives the direct dram per liter-to-grain per fluid ounce factor of 0.808651198975.
Simple example
1 dr/L × 0.808651199 = 0.808651199 gr/fl oz
1 dram per liter = 0.808651199 grains per fluid ounce.
Real-world example
1,000 dr/L × 0.808651199 = 808.651199 gr/fl oz
1,000 drams per liter = 808.651199 grains per fluid ounce.
Conversion table
| Dram per Liter (dr/L) | Grain per Fluid ounce (gr/fl oz) |
|---|---|
| 0.1 dr/L | 0.0808651199 gr/fl oz |
| 1 dr/L | 0.808651199 gr/fl oz |
| 10 dr/L | 8.08651199 gr/fl oz |
| 100 dr/L | 80.8651199 gr/fl oz |
| 1,000 dr/L | 808.651199 gr/fl oz |
| 10,000 dr/L | 8,086.51199 gr/fl oz |
Reverse conversion: Grain per Fluid ounce to Dram per Liter
0.808651199 gr/fl oz × 1.236627116 = 1 dr/L
0.808651199 grains per fluid ounce = 1 drams per liter.
drams per liter = grains per fluid ounce × 1.23662711595
For a page dedicated to this direction, see Grain per Fluid ounce to Dram per Liter.
Understanding the Dram per Liter (dr/L)
Mass per volume density.
Understanding the Grain per Fluid ounce (gr/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per fluid ounce are in 1 dram per liter?
1 dram per liter equals 0.808651199 grains per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert dram per liter to grain per fluid ounce?
Multiply the dram per liter value by 0.808651199. The converter above does this instantly to whatever precision you set.
How do I convert grain per fluid ounce back to dram per liter?
Use the reverse factor: 1 grain per fluid ounce equals 1.236627116 drams per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per liter?
Dram per Liter (dr/L) is a unit of density.
What is a grain per fluid ounce?
Grain per Fluid ounce (gr/fl oz) is a unit of density.
Is the dram per liter to grain per fluid ounce conversion exact?
Yes. Both dram per liter and grain per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 0.808651199 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.