R. K. UDYOG Corporate Office: "Arabindra Arena" 1st Floor, Room No-4, Rahara Bazar, Khardah, Kolkata- 700118 Supplier of Phosphoric Acid, Industrial Salt, Calcium Carbonate, Nitric Acid, Liquid Ferric Hydrated Lime Kolkata... Contact Person: Mr Liton Das (Partner) Send Inquiry