acid 162

Review of Production

SECOND STAGE THIRD STAGE FOURTH STAGE

PROCESS FACTORI PROCESS FACTORi PROCESS FACTORY

Conversion of Kalle Chlorination of Hochst

Phenyidithio- Phenyl Mus carbamic acid tard Oil giving

to Phenyl Mus- Phenyl Carby tard Oil by lamine Chlo zinc chloride ride Conversion of Lud- Conversion of Lud- Conversion of Lever Ethylene into wigs- Chlorhydrin wigs- Thiodiglycol kusen

Ethylene hafen to Thio-di- hafen to Mustard

Chlorhydrin glycol Gas

Reduction of Lever- Conversion to Lever- Reduction of A.G.F.A. Phenyl arjinic kusen Diphenylar- kusen Diphenylar- Hochst acid to Phenyl and sinic acid by and sinic acid to arsenious oxide Hochst treatment Hijchst Diphenyl: