Citric acid is a weak organic tricarboxylic acid having the chemical formula C6H8O7. It occurs naturally in citrus fruits. In biochemistry, it is an intermediate in the citric acid cycle, which occurs in the metabolism of all aerobic organisms.
C 2335 (OTTO) Citric acid, monohydrate, 99% Cas 5949-29-1 - used in the preparation of citrate buffer in platelets for intravital microscopy. It acts as a pH-control agent in foods, beverages and pharmaceuticals applications. It acts as an iron chelator. In animals, it improves the utilization of nutritional calcium. It is a useful buffer component for antigen and epitope unmasking. It is also used as an acidifier, flavoring agent and chelating agent.