PCB Congeners

2,5-Dimethylpyrazine, Flavour grade, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 123-32-0

Ethanol standard in serum,1.3g/L,serum, 3mL

2,3,5,6-Tetrachlorophenol-PFB derivative