trans-Urocanic acid, 100mg

9-Chloro- /10-Chlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

Bifenthrin, 10.0 µg/ml, Ethyl acetate, 10ml

Dibenzo(a,h)anthracene