3,4-Dihydroxyphenylacetic acid, 1g Back Catalog number: 2073 Manufacturer: Extrasynthese Availability: In the manufacturer's stock Price on request - + Recommended 6110 S Vanillin, 1g Price on request 2312 Quillaic acid, 10mg Price on request 0058 S Flavanomarein, 10mg Price on request