Citric acid(Alka-seltzer, Alka-seltzer Fruit Chews, Alka-seltzer Heartburn Relief, As 3, Citrasate, Clenpiq, Cpda-1 Blood Collection System, Cytra-K, EnLyte, Hemosate Ultra, Leukotrap, Oracit, Phexxi, Pico-salax, Picoflo, Purg-odan, Renacidin)

C₆H₈O₇

BiCo- 1

BiCo-2

ICO-33

CB-PIC

PIC-1

iCO (Proterris)

PCO-400

PIC-231

PIO-001