Unit per Kilogram

**Semantic type:** Quantitative Concept

**Definition:** An arbitrary unit of substance content expressed in units of biological activity per unit of mass equal to one kilogram. Unit per kilogram is also used as a dose calculation unit expressed in arbitrary units per one kilogram of body mass.

**Synonyms:** - U/kg - U/kg - Unit/Kilogram - {Unit}/kg - {Unit}/kg - {U}/kg - {U}/kg