Mass per volume density.
Micrograms per Liter to Troy ounces per Milliliter Converter — ug/L to oz t/mL
Convert Microgram per Liter (ug/L) to Troy ounce per Milliliter (oz t/mL) using the exact conversion factor (1 microgram per liter = 3.215075e-11 troy ounce per milliliter). See the formula, worked examples, and conversion table.
Micrograms per Liter 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 1e-6 / 31103.4768.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Micrograms per Liter to Troy ounces per Milliliter
Microgram per Liter 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 = micrograms per liter × 3.215075e-11
This factor comes from each unit's defined relationship to the category's base unit: 1 microgram per liter equals 0.000001 base units, and 1 troy ounce per milliliter equals 31103.4768 base units, so dividing one by the other gives the direct microgram per liter-to-troy ounce per milliliter factor of 3.215075e-11.
Simple example
1 ug/L × 3.215075e-11 = 3.215075e-11 oz t/mL
1 microgram per liter = 3.215075e-11 troy ounces per milliliter.
Real-world example
1,000 ug/L × 3.215075e-11 = 3.215075e-8 oz t/mL
1,000 micrograms per liter = 3.215075e-8 troy ounces per milliliter.
Conversion table
| Microgram per Liter (ug/L) | Troy ounce per Milliliter (oz t/mL) |
|---|---|
| 0.1 ug/L | 3.215075e-12 oz t/mL |
| 1 ug/L | 3.215075e-11 oz t/mL |
| 10 ug/L | 3.215075e-10 oz t/mL |
| 100 ug/L | 3.215075e-9 oz t/mL |
| 1,000 ug/L | 3.215075e-8 oz t/mL |
| 10,000 ug/L | 3.215075e-7 oz t/mL |
Reverse conversion: Troy ounce per Milliliter to Microgram per Liter
3.215075e-11 oz t/mL × 31103476800 = 1.000000107 ug/L
3.215075e-11 troy ounces per milliliter = 1.000000107 micrograms per liter.
micrograms per liter = troy ounces per milliliter × 31103476800
For a page dedicated to this direction, see Troy ounce per Milliliter to Microgram per Liter.
Understanding the Microgram per Liter (ug/L)
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 microgram per liter?
1 microgram per liter equals 3.215075e-11 troy ounces per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert microgram per liter to troy ounce per milliliter?
Multiply the microgram per liter value by 3.215075e-11. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce per milliliter back to microgram per liter?
Use the reverse factor: 1 troy ounce per milliliter equals 31,103,476,800 micrograms per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a microgram per liter?
Microgram per Liter (ug/L) 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 microgram per liter to troy ounce per milliliter conversion exact?
Yes. Both microgram per liter and troy ounce per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 3.215075e-11 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.