EPA Method 8270C Pesticide Mix #20 Back Catalog number: 91003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2533.11-25MG (2RS)-2-(4-Ethylphenyl)propanoic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3585-52-2 Price on request 66099 2,2',4,4',5-Pentachlorobiphenyl (99) Price on request 672865 Mancozeb, 250mg Price on request