Specifications: Product Z-D-Asp-OH Molecular Formula C12H13NO6 CAS No 78663-07-7 Molecular Weight 267.24 Appearance white powder with lumps Impurity ≤0.5% Assay 98.5%min Melting point 114~117 oC(dec.) Specific Rotation (20/D) 8.5皛10.5?c=2, AcOH) Moisture (KF) ≤0.5% Application field: use as biochemical agents and synthesis of of peptides. Packing: 25 kg net per fiber drums .