Silthiofam, 100 µg/ml, Ethyl acetate, 5ml

4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

n-Butyl n-octyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 84-78-6

3,3',4,4'-Tetrachlorodiphenyl ether, 1.2ml x 50ug/ml, toluene