EPA Method 8040A Analytes Mix “B” Back Catalog number: 80412 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79103 2,4-Dichlorophenylacetic acid Price on request 681069 Ibuprofen, 100 µg/ml, Methanol, 1ml Price on request 673636 Methamidophos, 100 µg/ml, Ethyl acetate, 5ml Price on request