Eschka’s Mixture 38-42% For determination of Sulphur in coal 1 kg

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

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

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

p-Chloro Benzoic Acid 100 gm

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

2-Chloro Benzoyl Chloride for Synthesis 500 ml