5-Bromo-4-Chloro-3-Indoly l β D-Galactopyranoside (X-Gal,Bcig, 5-Bromo-4-Chloro-3-Indoly β -D-Galactoside) 1 gm

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

2-Chloro Benzyl Alcohol 100 gm

p-Chloro Benzophenone for Synthesis 500 gm

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

2-Chloro Benzyl Alcohol 25 gm

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