EPA Method 8330 Analyte Back Catalog number: 79247 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended E685102 Ethynyl Estradiol-2,4,16,16-d4, 1mg Price on request 675991 Diclofop-methyl, 100 µg/ml, Cyclohexane, 5ml Price on request 32252 1,1,1-Trichloroacetone Price on request