EPA Method 524.3 - Surrogate Standard Back Catalog number: 95489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2940.9-100-AN Diuron-d6 (dimethyl-d6), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1007536-67-5 Price on request GS09000390DI PAH Mixture 390, 1000µg/mL in Dichloromethane, 5 x 1ml Price on request 54140 Total Iron (Fe(II) and Fe(III)) Price on request