Difenzoquat methyl sulfate, 250mg

Desphenyl chloridazon, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

1,2,3,4-Tetachloronaphthalene

1,3,7,8-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene