The best assessment about the long term fitness for purpose of membranes under chemical environments
is based on practical experience. The chemical resistance of RENOLIT ALKORPLAN sheets is tested in accordance with DIN 53393. This testing method is not the only reference for the chemical resistance of the RENOLIT ALKORPLAN roofing membranes, since it is dependent on a number of factors, e.g. form (solid, liquid, gaseous), temperature, concentration, thickness, reaction time, ... The table describes the chemical resistance concerning common substances.