Difenoxuron,100 µg/mL,MeOH,1mL, Back Catalog number: 12137.16-100-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 93609 Retention Time Marker Standard Price on request 52123A ICP-MS Tuning Standard 2 Price on request 2262.30-50-IO 17 alpha(H),21ß(H)-30-Nor-29-methylhopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request