PCB 138, 10.0 µg/ml, Isooctane, 10ml

[13C5]Xylitol, 10mg

Perfluorobutane sulphonate, potassium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29420-49-3

Indeno(1,2,3-c,d)pyrene-D12,10µg/mL in CY, 1ml