Mass per volume density.
Pounds per Fluid ounce to Ounces per Teaspoon Converter — lb/fl oz to oz/tsp
Convert Pound per Fluid ounce (lb/fl oz) to Ounce per Teaspoon (oz/tsp) using the exact conversion factor (1 pound per fluid ounce = 2.666666667 ounce per teaspoon). See the formula, worked examples, and conversion table.
Pounds per Fluid ounce to Ounces per Teaspoon 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 15337.7827 / 5751.668511.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Fluid ounce to Ounces per Teaspoon
Pound per Fluid ounce and Ounce per Teaspoon 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
ounces per teaspoon = pounds per fluid ounce × 2.66666666667
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per fluid ounce equals 15337.7826966 base units, and 1 ounce per teaspoon equals 5751.66851121 base units, so dividing one by the other gives the direct pound per fluid ounce-to-ounce per teaspoon factor of 2.66666666667.
Simple example
1 lb/fl oz × 2.666666667 = 2.666666667 oz/tsp
1 pound per fluid ounce = 2.666666667 ounces per teaspoon.
Real-world example
1,000 lb/fl oz × 2.666666667 = 2,666.666667 oz/tsp
1,000 pounds per fluid ounce = 2,666.666667 ounces per teaspoon.
Conversion table
| Pound per Fluid ounce (lb/fl oz) | Ounce per Teaspoon (oz/tsp) |
|---|---|
| 0.1 lb/fl oz | 0.2666666667 oz/tsp |
| 1 lb/fl oz | 2.666666667 oz/tsp |
| 10 lb/fl oz | 26.66666667 oz/tsp |
| 100 lb/fl oz | 266.6666667 oz/tsp |
| 1,000 lb/fl oz | 2,666.666667 oz/tsp |
| 10,000 lb/fl oz | 26,666.66667 oz/tsp |
Reverse conversion: Ounce per Teaspoon to Pound per Fluid ounce
2.666666667 oz/tsp × 0.375 = 1 lb/fl oz
2.666666667 ounces per teaspoon = 1 pounds per fluid ounce.
pounds per fluid ounce = ounces per teaspoon × 0.375
For a page dedicated to this direction, see Ounce per Teaspoon to Pound per Fluid ounce.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Understanding the Ounce per Teaspoon (oz/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per teaspoon are in 1 pound per fluid ounce?
1 pound per fluid ounce equals 2.666666667 ounces per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert pound per fluid ounce to ounce per teaspoon?
Multiply the pound per fluid ounce value by 2.666666667. The converter above does this instantly to whatever precision you set.
How do I convert ounce per teaspoon back to pound per fluid ounce?
Use the reverse factor: 1 ounce per teaspoon equals 0.375 pounds per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per fluid ounce?
Pound per Fluid ounce (lb/fl oz) is a unit of density.
What is a ounce per teaspoon?
Ounce per Teaspoon (oz/tsp) is a unit of density.
Is the pound per fluid ounce to ounce per teaspoon conversion exact?
Yes. Both pound per fluid ounce and ounce per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 2.666666667 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.