This substance is supplied with certified chromatographic purity. The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG Synonyms: (2S-(2-alpha,3-beta,4-beta,4a-beta))-3,4,4a,5-tetrahydro-2,3,4,7-tetrahydroxy-(1,3)Dioxolo(4,5-j)phenanthridin-6(2H)-one;...