EPA Method 8141 Standard Back Catalog number: 92834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2951.12-100-T Isoproturon-d3 (N-methyl-d3), 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 352438-80-3 Price on request 98680 Pesticides Calibration LC-MS/MS Price on request 677937 D12-Benzo[a]pyrene, 10.0 µg/ml, Cyclohexane, 10m Price on request