LABSA, In order to produce fluorinated polymer sulfonic acid (Nafion) as one of the components of proton exchange membrane in fuel cells.LABSA in acid catalysts (methanesulfonic acid, CH3SO2OH and p-toluenesulfonic acid). LABSA in washable colorsTo make food colorsas lipophilic acidsDaox resin is a sulfonic acid derivative obtained from polystyrene.LABSA as catalyst and for ion exchange (water softening). LABSA in pharmaceutical industry for the production of antibacterial drugsIntermediate agent in the preparation of various chemicals such as phenol. LABSA in corrosion inhibitor. LABSA inLubricants, LABSA inTextile industry and LABSA using inOil Industry.