Metric Cups to Femtoliters Converter
Enter the volume in metric cups below to convert it to femtoliters.
Convert Metric Cups to Femtoliters
Enter a value in metric cups (cup (metric)) to convert to femtoliters (fL).
Cup to Femtoliter Conversion Table
Table showing various cup measurements converted to femtoliters. Click any preset value or arrow to load it into the converter.
| Metric Cups (cup (metric)) | Femtoliters (fL) |
|---|---|
| 0.0000001 cup (metric) | 25,000,000 fL |
| 0.0000002 cup (metric) | 50,000,000 fL |
| 0.0000003 cup (metric) | 75,000,000 fL |
| 0.0000004 cup (metric) | 100,000,000 fL |
| 0.0000005 cup (metric) | 125,000,000 fL |
| 0.0000006 cup (metric) | 150,000,000 fL |
| 0.0000007 cup (metric) | 175,000,000 fL |
| 0.0000008 cup (metric) | 200,000,000 fL |
| 0.0000009 cup (metric) | 225,000,000 fL |
| 0.00000001 cup (metric) | 2,500,000 fL |
How to Convert Metric Cups to Femtoliters
To convert metric cups to femtoliters, multiply the volume by the following conversion ratio: 2.5e+14 femtoliters/cup.
Since one cup is equal to 2.5e+14 femtoliters, you can use this simple formula to convert:
The volume in femtoliters is equal to the volume in metric cups multiplied by 2.5e+14.
For example, here's how to convert 5 metric cups to femtoliters using the formula above.
How Many Femtoliters Are in a Cup?
There are 2.5e+14 femtoliters in a cup, which is why we use this value in the formula above.
Our cup to femtoliter calculator automatically converts your volume measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Metric Cups and femtoliters are both units used to measure volume. Keep reading to learn more about each unit.
What Is a Cup?
A cup is a unit of volume equal to 1/4 of a liter (0.25 L). International metric culinary cup equal to 250 milliliters. [1]
The cup is classified as a metric and SI-compatible unit of volume. Metric Cups can be abbreviated as cup (metric); for example, 1 cup can be written as 1 cup (metric).
When working with metric cups (cup (metric)) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, metric cups (cup (metric)) are widely used across standard volume applications within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Femtoliter?
A femtoliter is a unit of volume equal to 1e-15 liters (L), the base unit for volume. 10⁻¹⁵ liters (1 µm³), used in hematology (mean corpuscular volume). [2]
The femtoliter is classified as a metric and SI-compatible unit of volume. Femtoliters can be abbreviated as fL; for example, 1 femtoliter can be written as 1 fL.
In the metric system, "femto" is the standard SI prefix for quadrillionths, or 10⁻¹⁵. This makes the femtoliter (fL) a convenient decimal multiple of the liter (L).
In practice, femtoliters (fL) are widely used across fine-tolerance laboratory, analytical, and micro-scale volume measurements within SI metric workflows, engineering documentation, and technical data sheets.
When converting volume between metric cups (cup (metric)) and femtoliters (fL), keep full floating-point precision (1 cup (metric) = 2.5e+14 fL; 1 fL = 4e-15 cup (metric)) during intermediate calculations and round only the final femtoliter figure to match your instrument tolerance.
More Metric Cup & Femtoliter Conversions
Need to calculate in the opposite direction? Use our femtoliters to metric cups calculator to switch your starting unit immediately. You can also explore related tools such as converting femtoliters to metric cups, converting metric cups to milliliters, or converting metric cups to cups (us).
Convert from Metric Cups
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Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Volume)·Volume & Liquid Metrology Standard — Metric Cups (cup (metric)) to Femtoliters (fL)
- [2]NIST HB 44 SpecificationNIST HB 44 (Liquid & Dry Capacity Tables)·Unit Specifications: Cup (Metric) (cup (metric)) & Femtoliter (fL)
- [3]NIST SP 811 ReferenceNIST SP 811 (NIST SP 811 App. B.9)·Conversion Factors & Mathematical Basis (cup (metric) to fL)