title: Tris(hy-droxy-meth-yl)methanaminium trifluoro-acetate.
abstract: In the crystal structure of the title salt, C(4)H(12)NO(3) (+)·C(2)F(3)O(2) (-), N-H⋯O and O-H⋯O hydrogen bonds link the ions, forming a complex three-dimensional network.
authors.affiliation: Ordered Matter Science Research Center, Southeast University, Nanjing 211189,  People's Republic of China.
authors.forename: Ming-Liang
authors.initials: ML
authors.lastname: Liu