cis-Chlordane, 10mg

2,2',4,4',5-Pentabromo-5'-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane

4-n-Nonylphenol D8 (ring D4-ethylD4), 100 ng/µl, 1.1ml

3-Nitro-o-toluidine