Mass per volume density.
Drams per Cubic Millimeter to Carats per Fluid ounce Converter — dr/mm3 to ct/fl oz
Convert Dram per Cubic Millimeter (dr/mm3) to Carat per Fluid ounce (ct/fl oz) using the exact conversion factor (1 dram per cubic millimeter = 261,998.5813 carat per fluid ounce). See the formula, worked examples, and conversion table.
Drams per Cubic Millimeter to Carats 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 1.7718452e+6 / 6.76280454.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cubic Millimeter to Carats per Fluid ounce
Dram per Cubic Millimeter and Carat 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
carats per fluid ounce = drams per cubic millimeter × 261998.581319
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cubic millimeter equals 1771845.19531 base units, and 1 carat per fluid ounce equals 6.76280454037 base units, so dividing one by the other gives the direct dram per cubic millimeter-to-carat per fluid ounce factor of 261998.581319.
Simple example
1 dr/mm3 × 261998.5813 = 261,998.5813 ct/fl oz
1 dram per cubic millimeter = 261,998.5813 carats per fluid ounce.
Real-world example
1,000 dr/mm3 × 261998.5813 = 261,998,581.3 ct/fl oz
1,000 drams per cubic millimeter = 261,998,581.3 carats per fluid ounce.
Conversion table
| Dram per Cubic Millimeter (dr/mm3) | Carat per Fluid ounce (ct/fl oz) |
|---|---|
| 0.1 dr/mm3 | 26,199.85813 ct/fl oz |
| 1 dr/mm3 | 261,998.5813 ct/fl oz |
| 10 dr/mm3 | 2,619,985.813 ct/fl oz |
| 100 dr/mm3 | 26,199,858.13 ct/fl oz |
| 1,000 dr/mm3 | 261,998,581.3 ct/fl oz |
| 10,000 dr/mm3 | 2,619,985,813 ct/fl oz |
Reverse conversion: Carat per Fluid ounce to Dram per Cubic Millimeter
1 ct/fl oz × 0.00000381681456 = 0.0000038168 dr/mm3
1 carat per fluid ounce = 0.0000038168 drams per cubic millimeter.
drams per cubic millimeter = carats per fluid ounce × 0.00000381681456047
For a page dedicated to this direction, see Carat per Fluid ounce to Dram per Cubic Millimeter.
Understanding the Dram per Cubic Millimeter (dr/mm3)
Mass per volume density.
Understanding the Carat per Fluid ounce (ct/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per fluid ounce are in 1 dram per cubic millimeter?
1 dram per cubic millimeter equals 261,998.5813 carats per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cubic millimeter to carat per fluid ounce?
Multiply the dram per cubic millimeter value by 261998.5813. The converter above does this instantly to whatever precision you set.
How do I convert carat per fluid ounce back to dram per cubic millimeter?
Use the reverse factor: 1 carat per fluid ounce equals 0.0000038168 drams per cubic millimeter. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cubic millimeter?
Dram per Cubic Millimeter (dr/mm3) is a unit of density.
What is a carat per fluid ounce?
Carat per Fluid ounce (ct/fl oz) is a unit of density.
Is the dram per cubic millimeter to carat per fluid ounce conversion exact?
Yes. Both dram per cubic millimeter and carat per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 261998.5813 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.