Ranitidine-HCl, 100µg/ml in Acetonitrile, 5ml

1,2,4,5-Tetrachlorobenzene

N-(4-chlorophenyl)-N'-(3,4-dichlorophenyl)urea , 1.2ml x 50ug/ml, methanol

Clofentezine, 100 µg/ml, Methanol, 5ml