1,3-Propanediol, 2-amino-2-(hydroxymethyl)-, hydrochloride 1185-53-1 2-Amino-2-(hydroxymethyl)propane-1,3-diol hydrochloride 2-Amino-2-hydroxymethyl-1,3-propanediol hydrochloride 35087-75-3 EINECS 214-684-5 Tris chloride Tris hydrochloride Tris hydrochloride buffer Tris(hydroxymethyl)aminomethane hydrochloride Trizma hydrochloride Tromethamine hydrochloride