Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml

1,2,7,8-Tetrabromodibenzofuran, 1.2ml x 50ug/ml, toluene

Cimetidine (free base), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 51481-61-9

Sodium perfluoroethanesulfonate, 50µg/ml in MeOH, 1,2ml