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Femtoliters to Milliliters Converter

Enter the volume in femtoliters below to convert it to milliliters.

Convert Femtoliters to Milliliters

Enter a value in femtoliters (fL) to convert to milliliters (mL).

Result
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5e-12milliliters
5 fL = 5e-12 mL
Result updates automatically
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Equivalent Measurements Across UnitsFor 5 fL
Milliliters5.000000e-12 mL
Liters5.000000e-15 L
Suggested Conversions
Reference:NIST OWM (SI Units — Volume)
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Femtoliter to Milliliter Conversion Table

Table showing various femtoliter measurements converted to milliliters. Click any preset value or arrow to load it into the converter.

Femtoliters (fL)Milliliters (mL)
1 fL1e-12 mL
10 fL1e-11 mL
100 fL1e-10 mL
1,000 fL1e-9 mL
10,000 fL0.00000001 mL
100,000 fL0.0000001 mL
1,000,000 fL0.000001 mL
5,000,000 fL0.000005 mL
10,000,000 fL0.00001 mL
25,400,000 fL0.0000254 mL

How to Convert Femtoliters to Milliliters

To convert femtoliters to milliliters, multiply the volume by the following conversion ratio: 1e-12 milliliters/femtoliter.

Since one femtoliter is equal to 1e-12 milliliters, you can use this simple formula to convert:

milliliters = femtoliters × 1e-12

The volume in milliliters is equal to the volume in femtoliters multiplied by 1e-12.

For example, here's how to convert 5 femtoliters to milliliters using the formula above.

milliliters = (5 fL × 1e-12) = 5e-12 mL

How Many Milliliters Are in a Femtoliter?

There are 1e-12 milliliters in a femtoliter, which is why we use this value in the formula above.

1 fL = 1e-12 mL|1 mL = 1e+12 fL

Our femtoliter to milliliter calculator automatically converts your volume measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Femtoliters and milliliters are both units used to measure volume. Keep reading to learn more about each unit.

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). [1]

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.

What Is a Milliliter?

A milliliter is a unit of volume equal to 1/1,000 of a liter (0.001 L). One-thousandth of a liter, identical to 1 cubic centimeter (cc). [2]

The milliliter is classified as a metric and SI-compatible unit of volume. Milliliters can be abbreviated as mL; for example, 1 milliliter can be written as 1 mL.

In the metric system, "milli" is the standard SI prefix for thousandths, or 10⁻³. This makes the milliliter (mL) a convenient decimal multiple of the liter (L).

In practice, milliliters (mL) 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 femtoliters (fL) and milliliters (mL), keep full floating-point precision (1 fL = 1e-12 mL; 1 mL = 1e+12 fL) during intermediate calculations and round only the final milliliter figure to match your instrument tolerance.

More Femtoliter & Milliliter Conversions

Need to calculate in the opposite direction? Use our milliliters to femtoliters calculator to switch your starting unit immediately. You can also explore related tools such as converting milliliters to femtoliters, converting fluid ounces (us) to milliliters, or converting cups (us) to milliliters.

Frequently Asked Questions

There are 1.000000e-12 milliliters (mL) in 1 femtoliter (fL). Conversely, 1 milliliter (mL) is equal to 1.000000e+12 femtoliters (fL).

References

NIST · BIPM · ISO
  1. [1]
    NIST OWM (SI Units — Volume)·Volume & Liquid Metrology Standard — Femtoliters (fL) to Milliliters (mL)
    NIST OWM Standard
  2. [2]
    NIST HB 44 (Liquid & Dry Capacity Tables)·Unit Specifications: Femtoliter (fL) & Milliliter (mL)
    NIST HB 44 Specification
  3. [3]
    NIST SP 811 (NIST SP 811 App. B.9)·Conversion Factors & Mathematical Basis (fL to mL)
    NIST SP 811 Reference
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