Femtogram is 1e-15 gram units.
Femtograms to Picograms Converter — fg to pg
Convert Femtogram (fg) to Picogram (pg) using the exact conversion factor (1 femtogram = 0.001 picogram). See the formula, worked examples, and conversion table.
Femtograms to Picograms converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
Picogram is 1e-12 gram units.
Result = input x 1e-18 / 1e-15.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Femtograms to Picograms
Weight conversions between Femtogram and Picogram come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Femtogram is 1e-15 gram units, and picogram is 1e-12 gram units.
Formula
picograms = femtograms × 0.001
This factor comes from each unit's defined relationship to the category's base unit: 1 femtogram equals 1e-18 base units, and 1 picogram equals 1e-15 base units, so dividing one by the other gives the direct femtogram-to-picogram factor of 0.001.
Simple example
1 fg × 0.001 = 0.001 pg
1 femtogram = 0.001 picograms.
Real-world example
50 fg × 0.001 = 0.05 pg
50 femtograms = 0.05 picograms.
Conversion table
| Femtogram (fg) | Picogram (pg) |
|---|---|
| 1 fg | 0.001 pg |
| 5 fg | 0.005 pg |
| 10 fg | 0.01 pg |
| 25 fg | 0.025 pg |
| 50 fg | 0.05 pg |
| 100 fg | 0.1 pg |
Reverse conversion: Picogram to Femtogram
0.001 pg × 1000 = 1 fg
0.001 picograms = 1 femtogram.
femtograms = picograms × 1000
For a page dedicated to this direction, see Picogram to Femtogram.
Understanding the Femtogram (fg)
Femtogram is 1e-15 gram units.
Understanding the Picogram (pg)
Picogram is 1e-12 gram units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many picograms are in 1 femtogram?
1 femtogram equals 0.001 picograms, using the exact defined conversion factor rather than an estimate.
How do I convert femtogram to picogram?
Multiply the femtogram value by 0.001. The converter above does this instantly to whatever precision you set.
How do I convert picogram back to femtogram?
Use the reverse factor: 1 picogram equals 1,000 femtograms. You can also use the swap control in the converter above to flip the direction instantly.
What is a femtogram?
Femtogram (fg) is a unit of mass/weight.
What is a picogram?
Picogram (pg) is a unit of mass/weight.
Is the femtogram to picogram conversion exact?
Yes. Both femtogram and picogram are defined by fixed standards rather than physical artifacts, so the factor of 0.001 used above is exact to as many digits as you choose to display.