2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

alpha-Endosulfan 10 µg/mL in Cyclohexane, 10ml

2,3,4',5-Tetrachlorobiphenyl, 5mg

2-Fluorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 367-12-4