Methabenzthiazuron, 100 µg/ml, Acetonitrile, 5ml

2-Amino-4-methoxy-6-methyl-1,3,5-triazine, 100 μg/ml, Acetonitrile, 5ml

1,1,1,2-Tetrachloroethane, 100 µg/ml, Methanol,

4,4’-Methylenedianiline