PCB No. 123, 10µg/ml in Isooctane, 10ml

17?(H),21ß(H)-(22S)-Homohopane, 500µg/mL in Isooctane, 1mL

Ethylene glycol mono(p-n-octylphenyl) ether, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 51437-89-9

Chloridazon-d5, 10µg/ml in Acetonitrile, 5ml