Perfluorotetradecanoic acid, 50mg

GC/MS Hexachlorobenzene Mixture 1356,6 Hexachlorobenzene [118-74-1] 50µg/ml

1,2,3,4-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 634-66-2

1-Propanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 71-23-8