alpha-HCH, 100 µg/ml, Ethyl acetate, 5ml

1,2,4,6,7,9-Hexachloro(13C12)dibenzo-p-dioxin, 1.2mL x 50ug/mL, toluene

1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride,50 µg/mL,toluene,1mL,

TFNA, 100mg