Mass per volume density.
Nanograms per Gallon to Centigrams per Oil barrel Converter — ng/gal to cg/bbl
Convert Nanogram per Gallon (ng/gal) to Centigram per Oil barrel (cg/bbl) using the exact conversion factor (1 nanogram per gallon = 0.0000042 centigram per oil barrel). See the formula, worked examples, and conversion table.
Nanograms per Gallon to Centigrams per Oil barrel 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 / 6.28981077e-5.
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 Oil barrel
Nanogram per Gallon and Centigram per Oil barrel 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 oil barrel = nanograms per gallon × 0.0000042
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 oil barrel equals 0.0000628981077043 base units, so dividing one by the other gives the direct nanogram per gallon-to-centigram per oil barrel factor of 0.0000042.
Simple example
1 ng/gal × 0.0000042 = 0.0000042 cg/bbl
1 nanogram per gallon = 0.0000042 centigrams per oil barrel.
Real-world example
1,000 ng/gal × 0.0000042 = 0.0042 cg/bbl
1,000 nanograms per gallon = 0.0042 centigrams per oil barrel.
Conversion table
| Nanogram per Gallon (ng/gal) | Centigram per Oil barrel (cg/bbl) |
|---|---|
| 0.1 ng/gal | 4.2e-7 cg/bbl |
| 1 ng/gal | 0.0000042 cg/bbl |
| 10 ng/gal | 0.000042 cg/bbl |
| 100 ng/gal | 0.00042 cg/bbl |
| 1,000 ng/gal | 0.0042 cg/bbl |
| 10,000 ng/gal | 0.042 cg/bbl |
Reverse conversion: Centigram per Oil barrel to Nanogram per Gallon
0.0000042 cg/bbl × 238095.2381 = 1 ng/gal
0.0000042 centigrams per oil barrel = 1 nanograms per gallon.
nanograms per gallon = centigrams per oil barrel × 238095.238095
For a page dedicated to this direction, see Centigram per Oil barrel to Nanogram per Gallon.
Understanding the Nanogram per Gallon (ng/gal)
Mass per volume density.
Understanding the Centigram per Oil barrel (cg/bbl)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centigrams per oil barrel are in 1 nanogram per gallon?
1 nanogram per gallon equals 0.0000042 centigrams per oil barrel, using the exact defined conversion factor rather than an estimate.
How do I convert nanogram per gallon to centigram per oil barrel?
Multiply the nanogram per gallon value by 0.0000042. The converter above does this instantly to whatever precision you set.
How do I convert centigram per oil barrel back to nanogram per gallon?
Use the reverse factor: 1 centigram per oil barrel equals 238,095.2381 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 oil barrel?
Centigram per Oil barrel (cg/bbl) is a unit of density.
Is the nanogram per gallon to centigram per oil barrel conversion exact?
Yes. Both nanogram per gallon and centigram per oil barrel are defined by fixed standards rather than physical artifacts, so the factor of 0.0000042 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.