Iohexol, 100µg/ml in MeOH, 1ml Back Catalog number: 10769.19-100-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 94200 DOW 624 Volatile Internal/Surrogate Standard Price on request 678242 Simazine-2-hydroxy, 25mg Price on request 3344.9-100-HX Chlorpyrifos, 100µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 2921-88-2 Price on request