0.1M KH2PO4

beta-Endosulfan, 100 µg/ml, Acetonitrile, 5ml

2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 21850-44-2

5-(Hydroxymethyl)cytosine, 25mg