Mass per volume density.
Micrograms per Cubic Meter to Hectograms per Cubic Meter Converter — ug/m3 to hg/m3
Convert Microgram per Cubic Meter (ug/m3) to Hectogram per Cubic Meter (hg/m3) using the exact conversion factor (1 microgram per cubic meter = 1e-8 hectogram per cubic meter). See the formula, worked examples, and conversion table.
Micrograms per Cubic Meter to Hectograms per Cubic Meter 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 1e-9 / 0.1.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Micrograms per Cubic Meter to Hectograms per Cubic Meter
Microgram per Cubic Meter and Hectogram per Cubic Meter 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
hectograms per cubic meter = micrograms per cubic meter × 1e-8
This factor comes from each unit's defined relationship to the category's base unit: 1 microgram per cubic meter equals 1e-9 base units, and 1 hectogram per cubic meter equals 0.1 base units, so dividing one by the other gives the direct microgram per cubic meter-to-hectogram per cubic meter factor of 1e-8.
Simple example
1 ug/m3 × 1e-8 = 1e-8 hg/m3
1 microgram per cubic meter = 1e-8 hectograms per cubic meter.
Real-world example
1,000 ug/m3 × 1e-8 = 0.00001 hg/m3
1,000 micrograms per cubic meter = 0.00001 hectograms per cubic meter.
Conversion table
| Microgram per Cubic Meter (ug/m3) | Hectogram per Cubic Meter (hg/m3) |
|---|---|
| 0.1 ug/m3 | 1e-9 hg/m3 |
| 1 ug/m3 | 1e-8 hg/m3 |
| 10 ug/m3 | 1e-7 hg/m3 |
| 100 ug/m3 | 0.000001 hg/m3 |
| 1,000 ug/m3 | 0.00001 hg/m3 |
| 10,000 ug/m3 | 0.0001 hg/m3 |
Reverse conversion: Hectogram per Cubic Meter to Microgram per Cubic Meter
1e-8 hg/m3 × 100000000 = 1 ug/m3
1e-8 hectograms per cubic meter = 1 microgram per cubic meter.
micrograms per cubic meter = hectograms per cubic meter × 100000000
For a page dedicated to this direction, see Hectogram per Cubic Meter to Microgram per Cubic Meter.
Understanding the Microgram per Cubic Meter (ug/m3)
Mass per volume density.
Understanding the Hectogram per Cubic Meter (hg/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectograms per cubic meter are in 1 microgram per cubic meter?
1 microgram per cubic meter equals 1e-8 hectograms per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert microgram per cubic meter to hectogram per cubic meter?
Multiply the microgram per cubic meter value by 1e-8. The converter above does this instantly to whatever precision you set.
How do I convert hectogram per cubic meter back to microgram per cubic meter?
Use the reverse factor: 1 hectogram per cubic meter equals 100,000,000 micrograms per cubic meter. You can also use the swap control in the converter above to flip the direction instantly.
What is a microgram per cubic meter?
Microgram per Cubic Meter (ug/m3) is a unit of density.
What is a hectogram per cubic meter?
Hectogram per Cubic Meter (hg/m3) is a unit of density.
Is the microgram per cubic meter to hectogram per cubic meter conversion exact?
Yes. Both microgram per cubic meter and hectogram per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 1e-8 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.