Metals Standard Back Catalog number: 59617 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3018.5-1ML 2-Methyl-2-butene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 513-35-9 Price on request 675648 Prosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request 70663 Diuron Price on request