EPA Method 551 Analytes Back Catalog number: 32095 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685660 Bentazone-methyl, 100µg/ml in Acetonitrile, 5ml Price on request S-4724-100-NN Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 1ml Price on request 673936 Fipronil-sulfone, 100 µg/ml, Acetonitrile, 5ml Price on request