Pendimethalin, 100 µg/ml, Acetone, 1ml

3-Hydroxybenzo[a]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13345-21-6

N-ethylperfluoro-1-octanesulfonamide, 50µg/ml in MeOH, 1,2ml

1-Phenyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104353-06-2