**Full name:** microgram

**Plural form:** micrograms

**Symbol:** ug

**Alternate spelling:** mcg

**Category type:** weight

**Scale factor:** 1.0E-9

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 1000000000 mcg.

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 "micro" represents a factor of
10^{-6}, or in exponential notation, 1E-6.

So 1 microgram = 10^{-6} grams-force.

mcg to quartern

mcg to last [Germany]

mcg to dan [Japan]

mcg to bag [portland cement]

mcg to once [France]

mcg to packen [Russia]

mcg to chin [Japan]

mcg to quartern-loaf

mcg to kilogram