Hexachlorobenzene, 100 µg/ml, Methanol, 5ml

Fumaric acid, 250mg

5-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

2,4,5-T-methyl ester, 100 µg/ml, Acetonitrile, 1