Ethylenediamine, 1000µg/ml in MeOH, 1ml

3,4,5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane

2,2',3,5,5'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL,

m-Phenylenediamine, 1000mg