Oxoviflex® (DEHT) – non-phthalate plasticizer produced by Grupa Azoty ZAK S.A. was awarded a Grand Prix prize at the 13th International Conference Oil-Gas-Chemistry. Its production technology has been developed by Grupa Azoty ZAK S.A. in co-operation with leading, Polish, chemical institute – ICSO “Blachownia”. During the official gala, which took place at Copernicus Science Center in Warsaw, the Grand Prix award on behalf of both companies, was picked by Mr Andrzej Krueger – director of ICSO “Blachownia”.