Femtograms to Nanograms Converter
Enter the weight in femtograms below to convert it to nanograms.
Convert Femtograms to Nanograms
Enter a value in femtograms (fg) to convert to nanograms (ng).
Femtogram to Nanogram Conversion Table
Table showing various femtogram measurements converted to nanograms. Click any preset value or arrow to load it into the converter.
| Femtograms (fg) | Nanograms (ng) |
|---|---|
| 1 fg | 0.000001 ng |
| 10 fg | 0.00001 ng |
| 100 fg | 0.0001 ng |
| 1,000 fg | 0.001 ng |
| 10,000 fg | 0.01 ng |
| 100,000 fg | 0.1 ng |
| 1,000,000 fg | 1 ng |
| 5,000,000 fg | 5 ng |
| 10,000,000 fg | 10 ng |
| 25,400,000 fg | 25.4 ng |
How to Convert Femtograms to Nanograms
To convert femtograms to nanograms, multiply the weight by the following conversion ratio: 0.000001 nanograms/femtogram.
Since one femtogram is equal to 0.000001 nanograms, you can use this simple formula to convert:
The weight in nanograms is equal to the weight in femtograms multiplied by 0.000001.
For example, here's how to convert 5 femtograms to nanograms using the formula above.
How Many Nanograms Are in a Femtogram?
There are 0.000001 nanograms in a femtogram, which is why we use this value in the formula above.
Our femtogram to nanogram calculator automatically converts your weight measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Femtograms and nanograms are both units used to measure weight. Keep reading to learn more about each unit.
What Is a Femtogram?
A femtogram is a unit of weight equal to 1/999,999,999,999,999,900 of a kilogram (1e-18 kg). 10⁻¹⁸ kilograms. [1]
The femtogram is classified as a metric and SI-compatible unit of weight. Femtograms can be abbreviated as fg; for example, 1 femtogram can be written as 1 fg.
In the metric system, "femto" is the standard SI prefix for quadrillionths, or 10⁻¹⁵. This makes the femtogram (fg) a convenient decimal multiple of the gram (g).
In practice, femtograms (fg) are widely used across fine-tolerance laboratory, analytical, and micro-scale weight measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Nanogram?
A nanogram is a unit of weight equal to 1/1,000,000,000,000 of a kilogram (1e-12 kg). One-billionth of a gram (10⁻¹² kg). [2]
The nanogram is classified as a metric and SI-compatible unit of weight. Nanograms can be abbreviated as ng; for example, 1 nanogram can be written as 1 ng.
In the metric system, "nano" is the standard SI prefix for billionths, or 10⁻⁹. This makes the nanogram (ng) a convenient decimal multiple of the gram (g).
In practice, nanograms (ng) are widely used across fine-tolerance laboratory, analytical, and micro-scale weight measurements within SI metric workflows, engineering documentation, and technical data sheets.
When converting weight between femtograms (fg) and nanograms (ng), keep full floating-point precision (1 fg = 0.000001 ng; 1 ng = 1,000,000 fg) during intermediate calculations and round only the final nanogram figure to match your instrument tolerance.
More Femtogram & Nanogram Conversions
Need to calculate in the opposite direction? Use our nanograms to femtograms calculator to switch your starting unit immediately. You can also explore related tools such as converting nanograms to femtograms, converting kilograms to pounds, or converting pounds to kilograms.
Convert from Femtograms
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Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Mass)·Mass & Weight Metrology Standard — Femtograms (fg) to Nanograms (ng)
- [2]NIST HB 44 SpecificationNIST HB 44 (NIST Handbook 44 (Current Ed.))·Unit Specifications: Femtogram (fg) & Nanogram (ng)
- [3]BIPM ReferenceBIPM (SI Base Unit: Kilogram (kg))·Conversion Factors & Mathematical Basis (fg to ng)