Nanogram per Milliliter per Milligram

Nanograms per milliliter per kilogram.

A dose calculation unit equal to mass concentration of a substance expressed in nanograms per unit volume of one milliliter per time…

Nanograms per milligram of creatinine.

A unit of mass concentration defined as the concentration of one nanogram of a substance per one liter of the mixture, or…

Nanograms per kilogram per minute.

A unit of mass fraction expressed as a number of nanograms of a substance per kilogram of the mixture. The unit is…