Product name: L-Norvaline; L-(-)-2-Aminovaleric acid; L-Nva Molecular formula:C5H11NO2 Molecular weight:117.1474 CAS:6600-40-4 Identfication: white powder Titre perchlorate: 98.5%-101% Specific Rotation: (+)23°?(+)25° Loss on drying: ≤0.5% D-Norvaline: ≤0.1% L-valine: ≤0.1% L-Lcucine: ≤0.1% L-Narlcucine: ≤0.1%