CEPSA is present in Brazil through DETEN Química (Camaçari), 72 % owned by CEPSA and 28% by PETROBRAS. It is the largest plant in the world for linear alkylbenzene (LAB) and also produces linear alkyl benzene sulfonic acid (LABSA) and heavy alkyl benzenes (HAB).
It has UOP’s HF technology based on alkylation with hydrofluoric acid.