EPA Method 528 Fortification Solution Back Catalog number: 93245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66157 2,3,3’,4,4’,5’-Hexachlorobiphenyl (157) Price on request 9395.32-100-IO 4-tert-Octylphenol 9EO, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 676314 D6-Diuron, 100 µg/ml, Acetonitrile, 1ml Price on request