Parathion ethyl, 1000µg/ml in MeOH, 1ml Back Catalog number: 70383 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 15900-4090-100AN5 Prometryn, 100μg/ml in Acetonitrile, 5ml Price on request EPA-1613CSL Extended Calibration/Low Level Solution , 500ul, nonane Price on request 2661.12-K-IOX10 Arochlor 1232, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11141-16-5 Price on request