2,3',5,5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

9-Phenylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 789-24-2

alpha-Hydroxyalprazolam , , Solvent-, Unit , # of units-, Cas.no. 37115-43-8

2,4-Diaminotoluene