Aromatics Quantitative Internal Standard

Bis(2,3-dibromopropyl)phosphate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5412-25-9

2,3,4,4',5,6-Hexachlorobiphenyl (166)

2,3',4,4',5,5'-Hexachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 52663-72-6