lambda-Cyhalothrin, 100 µg/ml, Acetonitrile, 5ml

5-Fluoro-3,3',4,4'-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Paraxanthine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 611-59-6

2,4,5-Trichlorophenol-3,6-d2