epsilon-HCH, 10µg/ml in Cyclohexane, 1ml

Coumaphos, 10.0 µg/ml, Cyclohexane, 10ml

4,4'-Methylenebis (2-chloroaniline),100 µg/mL,acetonitrile,1mL,

4-Tolyl-d4-sulfonamide, 10mg