C8 H17NaO3 S M.W. 216.28 Assay min 99.0% (acidimetric; Calculated on dried substance) Identity(IR-spectrum) conforms pH-value(10%; water) 5.5-7.5 UV-transmission -200nm;0.005 mol/l;1cm;water min 70.0 -220nm;0.005 mol/l;1cm;water min 90.0 -250nm;0.005 mol/l;1cm;water min 98.0 Loss on drying 120oC vacuum) max 2.0%