Methyl paraoxon, 1000µg/ml in MeOH, 1ml Back Catalog number: 71244 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673409 Phenthoate, 100 µg/ml, Acetonitrile, 5ml Price on request 2701.11-500MG Cimetidine hydrochloride, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 70059-30-2 Price on request 33005 EPA Method 502/524 Fortification Solution Price on request