Phenylglyoxylic acid, 100mg

1-Methylphenanthrene/Phenanthrene = 1:2 (0,67) 1000 + 2000 µg/ml in isooctane, 1mL pr. vial

CLP Semi-Volatiles - PAH Standard

2,2',4,4'-Tetrahydroxybenzophenone, 500mg