D8-Triforine, 100 µg/ml, Acetone, 1ml

EPA Method 525.2 - Internal Standard, 2000µg/ml in MeChl, 1ml

Vamidothion, 100 µg/ml, Acetonitrile, 5ml

Norflurazon, 100 µg/ml, Ethyl acetate, 5ml