EPA Method 525.2 Pesticide Level 3 Back Catalog number: 92844 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96502 Norfentanyl hydrochloride Price on request 98464 Haloacetic Acids Price on request MBP-178 2,2',3,3',5,5',6-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request