noneSpecification: Molecular Fromula: C15H17N3O6 Apperance: White or white seems crystal powder,Purity≥99%;Melting Point:205℃,Moisture:≤0.2 %;pH:2.5-4.0;比旋度：-86.5?- -92? Packing: 25KG/paper drum CAS No.:62893-24-7