Di-Butyl Tin Oxide for synthesis 250 gm

p-Chloro Benzophenone for Synthesis 100 gm

Guanine for Biochemistry 97.0% 100 gm

Haematoxylin Harris Staining Soln. see Papanicolaous Solution 1a Harris Haematoxylin Solution

4-Chloro Benzyl Cyanide for Synthesis (p-Chloro benzyl Cyanide) 100 gm

4-Chloro Benzonitrile for Synthesis (p-Chloro benzonitrile) 25 gm

3-Chloro Benzonitrile for Synthesis (m-Chlorobenzonitrile) 100 gm