... anhydrousCAS NO.: 590-46-5Content: 98%, 97%, 95% Empirical Formula: C5H11NO2HClMolecular Weight:153.61Melting point : ... mL (25°C).Appearance: 98%, 95% Betaine hydrochloride is white crystalline particles with moist absorption, ... ~1.2.97% Betain hydrochloride is white crystalline powder with moist absorption, pH=0 ... With the supplying methyl function, can be used as advantages methyl donor in Synthesis of ...