1,2,4,5-Tetrachlorobenzene, 250mg

Ethyl 4-hydroxybenzoate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 120-47-8

Fluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 86-73-7

2,4'-DDD, 100 µg/ml, Acetonitrile, 5ml