Perfluoro-n-dodecanoic acid, 1.2ml x 50ug/ml, methanol

2,2',3,4,4',5',6-Heptabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 207122-16-5

2,4-Xylidine-d6, 10mg

Hexachlorobenzene-13C6, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-14-8