Chloramphenicol, 100 µg/ml, Acetonitrile, 1ml

Carbophenothion, 100 µg/ml, Ethyl acetate, 5ml

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 6145-42-2

Bis(2-ethylhexyl) phthalate, 100 µg/ml, Acetone,