Mass per volume density.
Ounces per Fluid ounce to Troy ounces per Milliliter Converter — oz/fl oz to oz t/mL
Convert Ounce per Fluid ounce (oz/fl oz) to Troy ounce per Milliliter (oz t/mL) using the exact conversion factor (1 ounce per fluid ounce = 0.0308200728 troy ounce per milliliter). See the formula, worked examples, and conversion table.
Ounces per Fluid ounce to Troy ounces 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 958.6114185 / 31103.4768.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Fluid ounce to Troy ounces per Milliliter
Ounce per Fluid ounce and Troy ounce 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
troy ounces per milliliter = ounces per fluid ounce × 0.0308200727751
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per fluid ounce equals 958.611418535 base units, and 1 troy ounce per milliliter equals 31103.4768 base units, so dividing one by the other gives the direct ounce per fluid ounce-to-troy ounce per milliliter factor of 0.0308200727751.
Simple example
1 oz/fl oz × 0.03082007278 = 0.0308200728 oz t/mL
1 ounce per fluid ounce = 0.0308200728 troy ounces per milliliter.
Real-world example
1,000 oz/fl oz × 0.03082007278 = 30.82007278 oz t/mL
1,000 ounces per fluid ounce = 30.82007278 troy ounces per milliliter.
Conversion table
| Ounce per Fluid ounce (oz/fl oz) | Troy ounce per Milliliter (oz t/mL) |
|---|---|
| 0.1 oz/fl oz | 0.0030820073 oz t/mL |
| 1 oz/fl oz | 0.0308200728 oz t/mL |
| 10 oz/fl oz | 0.3082007278 oz t/mL |
| 100 oz/fl oz | 3.082007278 oz t/mL |
| 1,000 oz/fl oz | 30.82007278 oz t/mL |
| 10,000 oz/fl oz | 308.2007278 oz t/mL |
Reverse conversion: Troy ounce per Milliliter to Ounce per Fluid ounce
0.0308200728 oz t/mL × 32.44638672 = 1.000000001 oz/fl oz
0.0308200728 troy ounces per milliliter = 1.000000001 ounces per fluid ounce.
ounces per fluid ounce = troy ounces per milliliter × 32.44638672
For a page dedicated to this direction, see Troy ounce per Milliliter to Ounce per Fluid ounce.
Understanding the Ounce per Fluid ounce (oz/fl oz)
Mass per volume density.
Understanding the Troy ounce per Milliliter (oz t/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many troy ounces per milliliter are in 1 ounce per fluid ounce?
1 ounce per fluid ounce equals 0.0308200728 troy ounces per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per fluid ounce to troy ounce per milliliter?
Multiply the ounce per fluid ounce value by 0.03082007278. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce per milliliter back to ounce per fluid ounce?
Use the reverse factor: 1 troy ounce per milliliter equals 32.44638672 ounces per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per fluid ounce?
Ounce per Fluid ounce (oz/fl oz) is a unit of density.
What is a troy ounce per milliliter?
Troy ounce per Milliliter (oz t/mL) is a unit of density.
Is the ounce per fluid ounce to troy ounce per milliliter conversion exact?
Yes. Both ounce per fluid ounce and troy ounce per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.03082007278 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.