... Plant Source: Astragalus membranaceusFischBgeCAS number: 84687-43-4Appearance: White PowderMolecular formula: C41H68O14 Molecular Weight: 784.98Specification: 98%,95 ... %,90%,75%,50%,20%Assay method: HPLC-ELSDFunction: Plant extractPackage: According ... offer other specifications such as 5%,10%,20%,50%,75%,90%,95%,98% according to customer request ...