EPA Method 617/8080/8250/8270 - Analytes Back Catalog number: 10113 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674568 Neburon, 100 µg/ml, Acetonitrile, 5ml Price on request 680355 Cefalexin monohydrate, 250mg Price on request 11761.12-10-IO 2,2',3,4,4',5,6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request