OMKAR CHEMICALS and RESEARCH LABS W92-(A), M.I.D.C Mankivili, Badlapur(E), Dist-Thane, Maharashtra, Pin Code : 421503, India Manufacturer of Selenium Range Of Compounds : Selenium Dioxide, Selenium Sulfide U.S.P., Selenium Oxide... Contact Person: Mr. P. S. Herlekar (Director), Mr. Send Inquiry