picomole
/ˈpaɪkəˌmoʊl/
noun
- A unit of amount of substance equal to one trillionth of a mole (10⁻¹² moles), used in chemistry and biology for very small quantities.
- A picomole of a substance contains about 600 billion molecules.
- Researchers added a picomole of the enzyme to the reaction mixture.
- The lab test detected just one picomole of the hormone in the blood sample.