D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml

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

N,N-Diphenylurethane, 50mg

2,2-Bis(chloromethyl)-1,3-propandiol bis[bis(2-chloroethyl) phosphate],50 µg/mL,toluene,1mL,