EPA Method 1666 Standard #1 Back Catalog number: 82449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FHEA 2-Perfluorohexyl ethanoic acid (6:2), 50µg/ml in Isopropanol, 1,2ml Price on request 2360.13-100-ME 2-Amino-2',5-dichlorobenzophenone, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2958-36-3 Price on request 681729 Crotoxyphos, 10.0 µg/ml, Isooctane, 10ml Price on request