Product Name : L-(-)-Carnitine,CN Alias : 3-Hydroxy-4-(trimethylammonio) butanoate; Vitamin BT CAS No.: 541-15-1 Molecular Formula : C7H15NO3 Molecular Weight : 161.20 Appearace : white crystalline or crystalline powder Character: MP: 210-212 degree ; specific rotation-29.0- -32.0íp ; pH 5.5-9.5 Water NMT4.0% ; Ignition residue: NMT0.5% ; chlorid NMT0.4% ; Assay 97.0-103.0% Solubility : Soluble in water, slightly soluble in ethanol, insoluble in acetone