Mass-Labelled PCB Extraction Standards, 1.2ml, nonane

PAH Mix, 18 anal., 100µg/ml in Acetonitrile, 1ml

[bc,ef,hi,kl,no,qr]-Hexabenzocoronene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 190-24-9

1,2-Benzisothiazol-3(2H)-one, >98%, 25g