Mass per volume density.
Troy ounces per Liter to Grains per Milliliter Converter — oz t/L to gr/mL
Convert Troy ounce per Liter (oz t/L) to Grain per Milliliter (gr/mL) using the exact conversion factor (1 troy ounce per liter = 0.48 grain per milliliter). See the formula, worked examples, and conversion table.
Troy ounces per Liter to Grains 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 31.1034768 / 64.79891.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounces per Liter to Grains per Milliliter
Troy ounce per Liter and Grain 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
grains per milliliter = troy ounces per liter × 0.48
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce per liter equals 31.1034768 base units, and 1 grain per milliliter equals 64.79891 base units, so dividing one by the other gives the direct troy ounce per liter-to-grain per milliliter factor of 0.48.
Simple example
1 oz t/L × 0.48 = 0.48 gr/mL
1 troy ounce per liter = 0.48 grains per milliliter.
Real-world example
1,000 oz t/L × 0.48 = 480 gr/mL
1,000 troy ounces per liter = 480 grains per milliliter.
Conversion table
| Troy ounce per Liter (oz t/L) | Grain per Milliliter (gr/mL) |
|---|---|
| 0.1 oz t/L | 0.048 gr/mL |
| 1 oz t/L | 0.48 gr/mL |
| 10 oz t/L | 4.8 gr/mL |
| 100 oz t/L | 48 gr/mL |
| 1,000 oz t/L | 480 gr/mL |
| 10,000 oz t/L | 4,800 gr/mL |
Reverse conversion: Grain per Milliliter to Troy ounce per Liter
0.48 gr/mL × 2.083333333 = 1 oz t/L
0.48 grains per milliliter = 1 troy ounces per liter.
troy ounces per liter = grains per milliliter × 2.08333333333
For a page dedicated to this direction, see Grain per Milliliter to Troy ounce per Liter.
Understanding the Troy ounce per Liter (oz t/L)
Mass per volume density.
Understanding the Grain per Milliliter (gr/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per milliliter are in 1 troy ounce per liter?
1 troy ounce per liter equals 0.48 grains per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per liter to grain per milliliter?
Multiply the troy ounce per liter value by 0.48. The converter above does this instantly to whatever precision you set.
How do I convert grain per milliliter back to troy ounce per liter?
Use the reverse factor: 1 grain per milliliter equals 2.083333333 troy ounces per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce per liter?
Troy ounce per Liter (oz t/L) is a unit of density.
What is a grain per milliliter?
Grain per Milliliter (gr/mL) is a unit of density.
Is the troy ounce per liter to grain per milliliter conversion exact?
Yes. Both troy ounce per liter and grain per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.48 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.