Erbium (III) Sulphate 99.999.0% 25 gm

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

3-Chloro Benzyl Chloride (m-Chlorobenzyl Chloride) 500 ml

2-Chloro Benzonitrile for Synthesis (o-Chloro benzonitrile) 100 gm

2-Chloro Benzonitrile for Synthesis (o-Chloro benzonitrile) 500 gm

p-Chloro Benzoic Acid 100 gm

Folin & Wu’s Alkaline Copper Solution 500 ml