EPA Method 8270A - Mix #16 Back Catalog number: 82703 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673683 Prothiofos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 673603 Fluroxypyr-1-methylheptylester, 10 µg/ml, Ethyl a Price on request 59746 Anions Mix #2 Price on request