Protocatechualdehyde, 1g Back Catalog number: 6045 Manufacturer: Extrasynthese Availability: In the manufacturer's stock Price on request - + Recommended CFN99558 Procyanidin B2, >98%, 20mg Price on request 0231 S Loganin, 10mg Price on request 1358 S Sieboldin, 10mg Price on request