1.Specification: 10%,20%,30%,80% 98%HPLC 2.ISO9001,Kosher certificate 3.5years experience in plant extract Basic materialProduct name: Astragaloside IVPlant source: Astragalus alexandrinus Boiss, Astragalus dissectus, Astragalus membranaceus (Fisch.)Bungede, Astragalus sieversianus Pall., Astragalus spinosus VahlMolecular formula: C41H68O14Molecular weight: 784.98Specification: 10%,20%,30%,80% 98 ...