Drug Intermediates, Bulk Drugs, Para-Hydroxyacetophenone, Para-Phenylacetophenone, Para-Methylacetophenone, Para-Chlorobenzhydril Chloride, Para-Chlorobenzhydril Piperazine, Benzhydrol, Benzophenone, Omeprazole I.P., Para-Bromobenzophenone, Omeprazole B.P., Para-Fluorobenzophenone, Omeprazole Pellets I.P., Para-Hydroxybenzophenone, Omeprazole Pellets B.P., Para-Methoxybenzophenone, Omeprazole Sodium Ep./ Usp