Mass per volume density.
Nanograms per Gallon to Centigrams per Cubic Centimeter Converter — ng/gal to cg/cm3
Convert Nanogram per Gallon (ng/gal) to Centigram per Cubic Centimeter (cg/cm3) using the exact conversion factor (1 nanogram per gallon = 2.641721e-11 centigram per cubic centimeter). See the formula, worked examples, and conversion table.
Nanograms per Gallon to Centigrams per Cubic Centimeter 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 / 10.
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 Centigrams per Cubic Centimeter
Nanogram per Gallon and Centigram per Cubic Centimeter 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
centigrams per cubic centimeter = nanograms per gallon × 2.641721e-11
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 centigram per cubic centimeter equals 10 base units, so dividing one by the other gives the direct nanogram per gallon-to-centigram per cubic centimeter factor of 2.641721e-11.
Simple example
1 ng/gal × 2.641721e-11 = 2.641721e-11 cg/cm3
1 nanogram per gallon = 2.641721e-11 centigrams per cubic centimeter.
Real-world example
1,000 ng/gal × 2.641721e-11 = 2.641721e-8 cg/cm3
1,000 nanograms per gallon = 2.641721e-8 centigrams per cubic centimeter.
Conversion table
| Nanogram per Gallon (ng/gal) | Centigram per Cubic Centimeter (cg/cm3) |
|---|---|
| 0.1 ng/gal | 2.641721e-12 cg/cm3 |
| 1 ng/gal | 2.641721e-11 cg/cm3 |
| 10 ng/gal | 2.641721e-10 cg/cm3 |
| 100 ng/gal | 2.641721e-9 cg/cm3 |
| 1,000 ng/gal | 2.641721e-8 cg/cm3 |
| 10,000 ng/gal | 2.641721e-7 cg/cm3 |
Reverse conversion: Centigram per Cubic Centimeter to Nanogram per Gallon
2.641721e-11 cg/cm3 × 37854117840 = 1.00000018 ng/gal
2.641721e-11 centigrams per cubic centimeter = 1.00000018 nanograms per gallon.
nanograms per gallon = centigrams per cubic centimeter × 37854117840
For a page dedicated to this direction, see Centigram per Cubic Centimeter to Nanogram per Gallon.
Understanding the Nanogram per Gallon (ng/gal)
Mass per volume density.
Understanding the Centigram per Cubic Centimeter (cg/cm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centigrams per cubic centimeter are in 1 nanogram per gallon?
1 nanogram per gallon equals 2.641721e-11 centigrams per cubic centimeter, using the exact defined conversion factor rather than an estimate.
How do I convert nanogram per gallon to centigram per cubic centimeter?
Multiply the nanogram per gallon value by 2.641721e-11. The converter above does this instantly to whatever precision you set.
How do I convert centigram per cubic centimeter back to nanogram per gallon?
Use the reverse factor: 1 centigram per cubic centimeter equals 37,854,117,840 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 centigram per cubic centimeter?
Centigram per Cubic Centimeter (cg/cm3) is a unit of density.
Is the nanogram per gallon to centigram per cubic centimeter conversion exact?
Yes. Both nanogram per gallon and centigram per cubic centimeter are defined by fixed standards rather than physical artifacts, so the factor of 2.641721e-11 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.