Bentazon, 1000µg/ml in Acetonitrile, 1ml

3,3',5,5'-Tetrabromobisphenol A bis(2-hydroxyethyl) ether bisacrylate,50 µg/mL,toluene,1mL Certan,

PCB No. 141, 100µg/ml in Isooctane, 1ml

(S)-4-Hydroxy Mephenytoin, 10mg