Mass per volume density.
Micrograms per Pint to Nanograms per Liter Converter — ug/pt to ng/L
Convert Microgram per Pint (ug/pt) to Nanogram per Liter (ng/L) using the exact conversion factor (1 microgram per pint = 2,113.376419 nanogram per liter). See the formula, worked examples, and conversion table.
Micrograms per Pint to Nanograms per Liter 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 2.11337642e-6 / 1e-9.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Micrograms per Pint to Nanograms per Liter
Microgram per Pint and Nanogram per Liter 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
nanograms per liter = micrograms per pint × 2113.37641887
This factor comes from each unit's defined relationship to the category's base unit: 1 microgram per pint equals 0.00000211337641887 base units, and 1 nanogram per liter equals 1e-9 base units, so dividing one by the other gives the direct microgram per pint-to-nanogram per liter factor of 2113.37641887.
Simple example
1 ug/pt × 2113.376419 = 2,113.376419 ng/L
1 microgram per pint = 2,113.376419 nanograms per liter.
Real-world example
1,000 ug/pt × 2113.376419 = 2,113,376.419 ng/L
1,000 micrograms per pint = 2,113,376.419 nanograms per liter.
Conversion table
| Microgram per Pint (ug/pt) | Nanogram per Liter (ng/L) |
|---|---|
| 0.1 ug/pt | 211.3376419 ng/L |
| 1 ug/pt | 2,113.376419 ng/L |
| 10 ug/pt | 21,133.76419 ng/L |
| 100 ug/pt | 211,337.6419 ng/L |
| 1,000 ug/pt | 2,113,376.419 ng/L |
| 10,000 ug/pt | 21,133,764.19 ng/L |
Reverse conversion: Nanogram per Liter to Microgram per Pint
1 ng/L × 0.000473176473 = 0.0004731765 ug/pt
1 nanogram per liter = 0.0004731765 micrograms per pint.
micrograms per pint = nanograms per liter × 0.000473176473
For a page dedicated to this direction, see Nanogram per Liter to Microgram per Pint.
Understanding the Microgram per Pint (ug/pt)
Mass per volume density.
Understanding the Nanogram per Liter (ng/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many nanograms per liter are in 1 microgram per pint?
1 microgram per pint equals 2,113.376419 nanograms per liter, using the exact defined conversion factor rather than an estimate.
How do I convert microgram per pint to nanogram per liter?
Multiply the microgram per pint value by 2113.376419. The converter above does this instantly to whatever precision you set.
How do I convert nanogram per liter back to microgram per pint?
Use the reverse factor: 1 nanogram per liter equals 0.0004731765 micrograms per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a microgram per pint?
Microgram per Pint (ug/pt) is a unit of density.
What is a nanogram per liter?
Nanogram per Liter (ng/L) is a unit of density.
Is the microgram per pint to nanogram per liter conversion exact?
Yes. Both microgram per pint and nanogram per liter are defined by fixed standards rather than physical artifacts, so the factor of 2113.376419 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.