Coger is a provider of products and services such as sieving of pastes for the chemical industry,air classification services for the chemical industry,calcining of chemicals,bleaching services for the chemical industry,magnetic oxides for audio tapes,ammonium chloride,ammonium sulphate,ammonium nitrate, pure,ammonium nitrite,potassium propionate,ammonium stearate,ammonium sulphamate,ammonium sulphide,ammonium sulphites,ammonium sulphoichthyol/ammonium ichthiosulphonate/ichthammol,ammonium sulphonitrate,ammonium sulphoricinate,ammonium sulphydrate,ammonium tartrate,ammonium thiocyanate/ammonium sulphocyanate/ammonium sulphocyanide,ammonium thiolactate,ammonium thiosulphate,ammonium tungstate/ammonium paratungstate,ammonium vanadate/ammonium metavanadate,ammonium zinc chloride,quaternary ammonium derivatives,ammonium compounds, pure, nes,ammonium compounds nes,ammonium carbonate,ammonium chlorate,ammonium chromates,ammonium fluoborate,ammonium fluoride,ammonium fluosilicate,ammonium formate,ammonium gallate,ammonium hydrofluoride/ammonium bifluoride,ammonium hydrosulphide,ammonium hypophosphite,ammonium hyposulphite,ammonium iodide,ammonium mandelate,ammonium metabisulphite,ammonium molybdate,ammonium oleate,ammonium oxalate,ammonium perchlorate,ammonium persulphate,ammonium phosphate, pure,ammonium phosphates,ammonium phosphite,ammonium picrate,potassium permanganate.