trans-Urocanic acid, 100mg

3,4-Dichlorophenol

1,9-Dimethyl-7-ethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 46870-52-4

9,10-Phenanthrenequinone,1000 µg/mL,toluene,1mL