EPA Method 8250Mix #9 Back Catalog number: 82501 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C10046100 Adipic acid-di-n-butyl ester, 250mg Price on request 673536 2,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Price on request 71964 4-Chloro-2-nitroaniline Price on request