Ethylene oxide, 1000µg/ml in Water, 1ml

Atrazine-desethyl, 100µg/ml in Acetonitrile, 5ml

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/mL in MeOH, 1ml

2,4,4',5-Tetrachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 32690-93-0