4-n-Nonylphenol monoethoxylate, 1000µg/ml in Isooctane, 1ml

1.% Carbon (Wt. / Vol.) Standard

2,2',3,3',4',5,5'-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

Atrazine, 250mg