Spolana

It also produces sodium hydroxide, hydrochloric acid, oleum, and sulphuric acid. The company also manufactures industrial fertiliser during the manufacture of caprolactam and containing nitrogen in ammonium form and sulphur in the form of sulphuric anhydride. It also contains a small amount of ammonium nitrate, the concentration of which does not exceed 1.5 %. It is used for direct fertilisation. The fertiliser is sold under the name of Spolsan® and is manufactured in crystalline and granulated form. Znaky Skupiny ORLEN UNIPETROL