cis-1,2-Dichloroethene, 100 µg/ml, Methanol, 5ml

Methiocarb-sulfone, 50mg

Pentachloroaniline, 10.0 µg/ml, Cyclohexane, 10m

Perfluorooctane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL,