Sampling/Cleanup Standard, 1.2ml, toluene

2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5

Acetic anhydride, neat, Solvent-neat, Unit 1mL, # of units-10, Cas.no. 108-24-7

Deethylphosphamidon, 100 µg/ml, Ethyl acetate, 1