EPA Method 8330 Analyte Back Catalog number: 79252 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79262 Endrin Price on request 70197 Hexachlorobutadiene Price on request 2826.12-50-ME n-Perfluorododecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-55-1 Price on request