Femtolitre

The femtolitre (US femtoliter) is the metric unit of volume equal to 10−15 litres, or one thousand trillionth (European) or one quadrillionth (American) litre. It is abbreviated fL or fl. One femtolitre is the same as one cubic micrometre (μm)3. The femtolitre (US femtoliter) is the metric unit of volume equal to 10−15 litres, or one thousand trillionth (European) or one quadrillionth (American) litre. It is abbreviated fL or fl. One femtolitre is the same as one cubic micrometre (μm)3.