: 1,3-Bis(tris(hydroxymethyl)methylamino)propane, 1,3-Bis[tris(hydroxymethyl)amino]propane, 2,2'-(Propane-1,3-diylbis(azanediyl))bis(2-(hydroxymethyl)propane-1,3-diol), BIS-TRIS propane, 2,2'-(Propane-1,3-diyldiimino)bis[2-(hydroxymethyl)propane-1,3-diol]