Sulfamerazine, 100 µg/ml, Methanol, 1ml

α-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene

4-Aminobiphenyl,100 µg/mL,acetonitrile,1mL,

2-Ethylaniline, 100mg