Mass per volume density.
Nanograms per Gallon to Decagrams per Teaspoon Converter — ng/gal to dag/tsp
Convert Nanogram per Gallon (ng/gal) to Decagram per Teaspoon (dag/tsp) using the exact conversion factor (1 nanogram per gallon = 1.302083e-13 decagram per teaspoon). See the formula, worked examples, and conversion table.
Nanograms per Gallon to Decagrams 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 2.64172052e-10 / 2028.841362.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Nanograms per Gallon to Decagrams per Teaspoon
Nanogram per Gallon and Decagram 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
decagrams per teaspoon = nanograms per gallon × 1.302083e-13
This factor comes from each unit's defined relationship to the category's base unit: 1 nanogram per gallon equals 2.641721e-10 base units, and 1 decagram per teaspoon equals 2028.84136211 base units, so dividing one by the other gives the direct nanogram per gallon-to-decagram per teaspoon factor of 1.302083e-13.
Simple example
1 ng/gal × 1.302083e-13 = 1.302083e-13 dag/tsp
1 nanogram per gallon = 1.302083e-13 decagrams per teaspoon.
Real-world example
1,000 ng/gal × 1.302083e-13 = 1.302083e-10 dag/tsp
1,000 nanograms per gallon = 1.302083e-10 decagrams per teaspoon.
Conversion table
| Nanogram per Gallon (ng/gal) | Decagram per Teaspoon (dag/tsp) |
|---|---|
| 0.1 ng/gal | 1.302083e-14 dag/tsp |
| 1 ng/gal | 1.302083e-13 dag/tsp |
| 10 ng/gal | 1.302083e-12 dag/tsp |
| 100 ng/gal | 1.302083e-11 dag/tsp |
| 1,000 ng/gal | 1.302083e-10 dag/tsp |
| 10,000 ng/gal | 1.302083e-9 dag/tsp |
Reverse conversion: Decagram per Teaspoon to Nanogram per Gallon
1.302083e-13 dag/tsp × 7.68e+12 = 0.999999744 ng/gal
1.302083e-13 decagrams per teaspoon = 0.999999744 nanograms per gallon.
nanograms per gallon = decagrams per teaspoon × 7.68e+12
For a page dedicated to this direction, see Decagram per Teaspoon to Nanogram per Gallon.
Understanding the Nanogram per Gallon (ng/gal)
Mass per volume density.
Understanding the Decagram per Teaspoon (dag/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many decagrams per teaspoon are in 1 nanogram per gallon?
1 nanogram per gallon equals 1.302083e-13 decagrams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert nanogram per gallon to decagram per teaspoon?
Multiply the nanogram per gallon value by 1.302083e-13. The converter above does this instantly to whatever precision you set.
How do I convert decagram per teaspoon back to nanogram per gallon?
Use the reverse factor: 1 decagram per teaspoon equals 7.68e+12 nanograms per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a nanogram per gallon?
Nanogram per Gallon (ng/gal) is a unit of density.
What is a decagram per teaspoon?
Decagram per Teaspoon (dag/tsp) is a unit of density.
Is the nanogram per gallon to decagram per teaspoon conversion exact?
Yes. Both nanogram per gallon and decagram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 1.302083e-13 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.