Methotrexate Back Catalog number: 72209 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9091.14-100-IO Benzyl salicylate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 118-58-1 Price on request 15900-2684-10AN1 epsilon-HCH, 10μg/ml in Acetonitrile, 1ml Price on request 93189 Semi-Volatile Standard Price on request