Citric acid is a weak organic tribasic acid. 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 2345 (OTTO) Citric acid, anhydrous, 99% Cas 77-92-9 - used as an odorless alternative to white vinegar for home dyeing with acid dyes.C 2345 (OTTO) Citric acid, anhydrous, 99% Cas 77-92-9 - used as an alternative to nitric acid in passivation of stainless steel.