Glycylglycine (Gly-Gly) is a dipeptide used in biochemical research. It is the simplest of all dipeptides and is used as a starting template for preparation of more complex peptides. Glycine is involved in the body's production of DNA phospholipids and collagen and in the release of energy.

Polatuzumab is a monoclonal antibody that targets CD79b and carries chemotherapeutically active molecules.Polatuzumab adheres to CD79b proteins and transports the chemotherapeutically active molecules into cells to kill them.

Delavinone (Sinpeinine A) is an alkaloid. Delavinone is suitable for electrospray ionization (ESI) positive electrode detection.