ɐn ɔːɹɡˈænɪk ɛɡzˈæmpəl əvə tɹɪpɹˈɑːɾɪk ˈæsɪd ɪz sˈɪtɹɪk ˈæsɪd, wˌɪtʃ kæn səksˈɛsɪvli lˈuːz θɹˈiː pɹˈoʊtɑːnz tə fˈaɪnəli fˈɔːɹm ðə sˈɪtɹeɪt ˈaɪɑːn.
An organic example of a triprotic acid is citric acid, which can successively lose three protons to finally form the citrate ion.