Mass per volume density.
Slugs per Fluid ounce to Drams per Milliliter Converter — slug/fl oz to dr/mL
Convert Slug per Fluid ounce (slug/fl oz) to Dram per Milliliter (dr/mL) using the exact conversion factor (1 slug per fluid ounce = 278.5111061 dram per milliliter). See the formula, worked examples, and conversion table.
Slugs per Fluid ounce 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 493478.5652 / 1771.845195.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Fluid ounce to Drams per Milliliter
Slug per Fluid ounce 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 = slugs per fluid ounce × 278.511106124
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per fluid ounce equals 493478.565227 base units, and 1 dram per milliliter equals 1771.84519531 base units, so dividing one by the other gives the direct slug per fluid ounce-to-dram per milliliter factor of 278.511106124.
Simple example
1 slug/fl oz × 278.5111061 = 278.5111061 dr/mL
1 slug per fluid ounce = 278.5111061 drams per milliliter.
Real-world example
1,000 slug/fl oz × 278.5111061 = 278,511.1061 dr/mL
1,000 slugs per fluid ounce = 278,511.1061 drams per milliliter.
Conversion table
| Slug per Fluid ounce (slug/fl oz) | Dram per Milliliter (dr/mL) |
|---|---|
| 0.1 slug/fl oz | 27.85111061 dr/mL |
| 1 slug/fl oz | 278.5111061 dr/mL |
| 10 slug/fl oz | 2,785.111061 dr/mL |
| 100 slug/fl oz | 27,851.11061 dr/mL |
| 1,000 slug/fl oz | 278,511.1061 dr/mL |
| 10,000 slug/fl oz | 2,785,111.061 dr/mL |
Reverse conversion: Dram per Milliliter to Slug per Fluid ounce
278.5111061 dr/mL × 0.003590521089 = 0.9999999999 slug/fl oz
278.5111061 drams per milliliter = 0.9999999999 slugs per fluid ounce.
slugs per fluid ounce = drams per milliliter × 0.00359052108879
For a page dedicated to this direction, see Dram per Milliliter to Slug per Fluid ounce.
Understanding the Slug per Fluid ounce (slug/fl oz)
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 slug per fluid ounce?
1 slug per fluid ounce equals 278.5111061 drams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert slug per fluid ounce to dram per milliliter?
Multiply the slug per fluid ounce value by 278.5111061. The converter above does this instantly to whatever precision you set.
How do I convert dram per milliliter back to slug per fluid ounce?
Use the reverse factor: 1 dram per milliliter equals 0.0035905211 slugs per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per fluid ounce?
Slug per Fluid ounce (slug/fl oz) is a unit of density.
What is a dram per milliliter?
Dram per Milliliter (dr/mL) is a unit of density.
Is the slug per fluid ounce to dram per milliliter conversion exact?
Yes. Both slug per fluid ounce and dram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 278.5111061 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.