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

2,4,6-Tribromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

1-(3,5-Dichlorophenyl)urea

2,4,4',5-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32690-93-0