Erbium (III) Carbonate 99.9% 100 gm

4-Chloro Benzonitrile for Synthesis (p-Chloro benzonitrile) 500 gm

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

p-Chloro Benzoic Acid 500 gm

p-Chloro Benzophenone for Synthesis 100 gm

4-Chloro Benzonitrile for Synthesis (p-Chloro benzonitrile) 100 gm

2-Chloro Benzyl Cyanide (o-Chlorobenzyl Cyanide) 100 gm