Homovanillic acid, 25mg Back Catalog number: 685315 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended AC-AQ03-030 Aqueous ethanol control EtOH AQ (0.3g/L), 10 x 3.0ml Price on request 95602 Caffeine Price on request BB-2 3-Bromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request