Custom Metals Standard Back Catalog number: 50450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676722 trans-Urocanic acid, 100mg Price on request 9660.9-10MG 2-Methylindole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 95-20-5 Price on request 18000-1810-100AN5 Metformin-HCl, 100µg/ml in Acetonitrile, 5ml Price on request