1,4-Dichlorobenzene, 1000µg/ml in MeOH, 1ml

Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha

2,4-Diaminotoluene,100 µg/mL,acetonitrile,1mL,

N(2-Aminoethyl)-2-(N-benzylanilino)acetamide,250mg