2,4-DB-methyl ester, 10.0 µg/ml, Ethyl acetate,

4-Hydroxy-5,6,6a,11a-tetrahydro-11H-benzo[a]carbazole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

3-Methylheptane

Hydroquinone