Mass per volume density.
Ounces per Milliliter to Ounces per Teaspoon Converter — oz/mL to oz/tsp
Convert Ounce per Milliliter (oz/mL) to Ounce per Teaspoon (oz/tsp) using the exact conversion factor (1 ounce per milliliter = 4.928921594 ounce per teaspoon). See the formula, worked examples, and conversion table.
Ounces per Milliliter 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 28349.52313 / 5751.668511.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Milliliter to Ounces per Teaspoon
Ounce per Milliliter 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 = ounces per milliliter × 4.92892159375
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per milliliter equals 28349.523125 base units, and 1 ounce per teaspoon equals 5751.66851121 base units, so dividing one by the other gives the direct ounce per milliliter-to-ounce per teaspoon factor of 4.92892159375.
Simple example
1 oz/mL × 4.928921594 = 4.928921594 oz/tsp
1 ounce per milliliter = 4.928921594 ounces per teaspoon.
Real-world example
1,000 oz/mL × 4.928921594 = 4,928.921594 oz/tsp
1,000 ounces per milliliter = 4,928.921594 ounces per teaspoon.
Conversion table
| Ounce per Milliliter (oz/mL) | Ounce per Teaspoon (oz/tsp) |
|---|---|
| 0.1 oz/mL | 0.4928921594 oz/tsp |
| 1 oz/mL | 4.928921594 oz/tsp |
| 10 oz/mL | 49.28921594 oz/tsp |
| 100 oz/mL | 492.8921594 oz/tsp |
| 1,000 oz/mL | 4,928.921594 oz/tsp |
| 10,000 oz/mL | 49,289.21594 oz/tsp |
Reverse conversion: Ounce per Teaspoon to Ounce per Milliliter
4.928921594 oz/tsp × 0.2028841362 = 1 oz/mL
4.928921594 ounces per teaspoon = 1 ounces per milliliter.
ounces per milliliter = ounces per teaspoon × 0.202884136211
For a page dedicated to this direction, see Ounce per Teaspoon to Ounce per Milliliter.
Understanding the Ounce per Milliliter (oz/mL)
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 ounce per milliliter?
1 ounce per milliliter equals 4.928921594 ounces per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per milliliter to ounce per teaspoon?
Multiply the ounce per milliliter value by 4.928921594. The converter above does this instantly to whatever precision you set.
How do I convert ounce per teaspoon back to ounce per milliliter?
Use the reverse factor: 1 ounce per teaspoon equals 0.2028841362 ounces per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per milliliter?
Ounce per Milliliter (oz/mL) is a unit of density.
What is a ounce per teaspoon?
Ounce per Teaspoon (oz/tsp) is a unit of density.
Is the ounce per milliliter to ounce per teaspoon conversion exact?
Yes. Both ounce per milliliter and ounce per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 4.928921594 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.