Column Test Probe

7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 5ml

1,2,3,4-Tetrahydro-3,4-dimethylchrysene, 25µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

2,3,3',4',5,6-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane