3,4-Dihydroxyphenylacetic acid, 1g Back Catalog number: 2073 Manufacturer: Extrasynthese Availability: In the manufacturer's stock Price on request - + Recommended 1358 S Sieboldin, 10mg Price on request 1217 4'-Methoxychalcone, 100mg Price on request 1052 4',6,7-Trihydroxyisoflavone, 5mg Price on request