[2-HYDROXY-1,1-BIS(HYDROXYMETHYL)ETHYL]AMINO)-1-PROPANESULFONIC ACID SODIUM SALT TAPS SODIUM SALT N-TRIS[HYDROXYMETHYL]METHYL-3-AMINOPROPANESULFONIC ACID SODIUM SALT taps sodium 3-[N-TRIS-(HYDROXYMETHYL)METHYLAMINO]PROPANESULPHONIC ACID, SODIUM SALT 1-Propanesulfonic acid,3-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-, sodium salt (1:1) 3-[N-Tris-(hydroxymethyl)methylamino]propanesulfonic acid, sodium salt sodium 3-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]-1-propanesulfonate