Chlorfenvinphos, 100 µg/ml, Toluene, 1ml

7,12-Dimethylbenz(a)anthracene

2,3,5,6-Tetrachlorobiphenyl, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 33284-54-7

2-Hydroxy-9-fluorenone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6949-73-1