Mass per volume density.
Troy ounces per Cup to Pounds per Milliliter Converter — oz t/cup to lb/mL
Convert Troy ounce per Cup (oz t/cup) to Pound per Milliliter (lb/mL) using the exact conversion factor (1 troy ounce per cup = 0.0002898345 pound per milliliter). See the formula, worked examples, and conversion table.
Troy ounces per Cup to Pounds 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 131.4667088 / 453592.37.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounces per Cup to Pounds per Milliliter
Troy ounce per Cup and Pound 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
pounds per milliliter = troy ounces per cup × 0.000289834480302
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce per cup equals 131.466708828 base units, and 1 pound per milliliter equals 453592.37 base units, so dividing one by the other gives the direct troy ounce per cup-to-pound per milliliter factor of 0.000289834480302.
Simple example
1 oz t/cup × 0.0002898344803 = 0.0002898345 lb/mL
1 troy ounce per cup = 0.0002898345 pounds per milliliter.
Real-world example
1,000 oz t/cup × 0.0002898344803 = 0.2898344803 lb/mL
1,000 troy ounces per cup = 0.2898344803 pounds per milliliter.
Conversion table
| Troy ounce per Cup (oz t/cup) | Pound per Milliliter (lb/mL) |
|---|---|
| 0.1 oz t/cup | 0.0000289834 lb/mL |
| 1 oz t/cup | 0.0002898345 lb/mL |
| 10 oz t/cup | 0.0028983448 lb/mL |
| 100 oz t/cup | 0.028983448 lb/mL |
| 1,000 oz t/cup | 0.2898344803 lb/mL |
| 10,000 oz t/cup | 2.898344803 lb/mL |
Reverse conversion: Pound per Milliliter to Troy ounce per Cup
0.0002898345 lb/mL × 3450.245116 = 1.000000068 oz t/cup
0.0002898345 pounds per milliliter = 1.000000068 troy ounces per cup.
troy ounces per cup = pounds per milliliter × 3450.24511563
For a page dedicated to this direction, see Pound per Milliliter to Troy ounce per Cup.
Understanding the Troy ounce per Cup (oz t/cup)
Mass per volume density.
Understanding the Pound per Milliliter (lb/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per milliliter are in 1 troy ounce per cup?
1 troy ounce per cup equals 0.0002898345 pounds per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per cup to pound per milliliter?
Multiply the troy ounce per cup value by 0.0002898344803. The converter above does this instantly to whatever precision you set.
How do I convert pound per milliliter back to troy ounce per cup?
Use the reverse factor: 1 pound per milliliter equals 3,450.245116 troy ounces per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce per cup?
Troy ounce per Cup (oz t/cup) is a unit of density.
What is a pound per milliliter?
Pound per Milliliter (lb/mL) is a unit of density.
Is the troy ounce per cup to pound per milliliter conversion exact?
Yes. Both troy ounce per cup and pound per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 0.0002898344803 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.