Picogram per Hour

A unit of mass concentration defined as the concentration of one picogram of a substance per unit volume of the mixture equal…

Picograms per day.

A unit of mass fraction of Prostaglandin E2 expressed as number of picograms of Prostaglandin E2 per one milligram of total…

The metric unit of mass equal to one trillionth of a gram (10E-12 gram).

A unit of an electric capacitance equal to one trillionth of a farad (10E-12 farad).

A unit of radioactivity defined as 0.037 atomic disintegrations or other nuclear transformations per second or one trillionth of curie (10E-12…