Tricarboxylic acid
A tricarboxylic acid is an organic carboxylic acid that contain three carboxyl functional groups. A well-known example is citric acid.
Some prominent substituted tricarboxylic acids
Citric acid, is used in the citric acid cyclealso known as the tricarboxylic acid ''cycle or Krebs cycle''which is fundamental to all aerobic organisms.Nitrilotriacetic acid is a chelating agent for Ca2+, Co2+, Cu2+, and Fe3+.