2,5-Dimethylpyrrole,neat,neat,10mg,

2,2,3,3,4,5,6,6-Octachlorobiphenyl

2,3,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 829-26-5

1,2,4,7/1,2,4,8-Tetrachlorodibenzo-p-dioxin mix, 1.2ml x 50ug/ml, nonane