Rheum palmatum, 5g Back Catalog number: B0101 Manufacturer: Extrasynthese Availability: In the manufacturer's stock Price on request - + Recommended 0553 S Psoralen, 10mg Price on request 0524 S 4-Methyl-7-ethoxycoumarin, 100mg Price on request 2506 S Glucomoringin potassium salt, 10mg Price on request