Dear Mrs and Mr,I would like to purchase the compounds (-)-Gallocatechin gallate, GCg (4233-96-9) and (-)-Catechin gallate, Cg (130405-40-2) with Food Grade quality and high purity, to be used as food additives for human sensory experiments.I would like to know the competitive price of your products, with Food Grade quality and high purity.In looking forward to your answer,I wish you a nice week,Best regards,Dr. Adeline Bonneau