BES B9879 Sigma-Aldrich(0)≥99.0% (titration) Synonym(s): N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid, N,N-Bis(2-hydroxyethyl)taurine Empirical Formula (Hill Notation): C6H15NO5SQuality Level400assay≥99.0% (titration) Form :crystalline Ph:2.5-5.0 (25 °C, 213.3 g/L)useful pH range6.4-7.8pKa (25 […]