Bromophos-ethyl, 100 µg/ml, Toluene, 1ml

1,2,3,4,6,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-decane sulfonate (8:2), 50µg/ml in MeOH, 1,2ml

3,4,5-Trichloroaniline, neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 634-91-3