Cyanocobalamin for Biochemistry (Vitamin B12) 250 mg

p-Chloro Benzophenone for Synthesis 500 gm

3-Chloro Benzyl Alcohol 25 gm

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

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

p-Chloro Benzoic Acid 500 gm

p-Chloro Benzophenone for Synthesis 100 gm