**Full name:** femtogram

**Plural form:** femtograms

**Symbol:** fg

**Category type:** weight

**Scale factor:** 1.0E-18

The SI base unit for mass is the kilogram.
The SI derived unit for weight or force is the newton.

1 kilogram is equal to 1.0E+18 fg.

Valid units must be of the **weight** type.

You can use this form to select from known units:

I'm feeling lucky, show me some random units

The SI prefix "femto" represents a factor of
10^{-15}, or in exponential notation, 1E-15.

So 1 femtogram = 10^{-15} grams-force.

fg to kilodalton

fg to flask

fg to keg [nails]

fg to stone

fg to calorie [burned]

fg to chaldron

fg to onza [Spanish]

fg to pennyweight [troy]

fg to onça [Portuguese]