2,3,4,4-Tetrachlorobiphenyl (BZ-60)

2-Ethylhexyl n-octyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3461-26-5

Codeine phosphate hemihydrate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 41444-62-6

Carbamate pesticides standard