Applicability; description of the chlor-alkali subcategory

Applicability; description of the chlor-alkali subcategory. Applicability; description of the chlor-alkali subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of chlorine and either sodium hydroxide or potassium hydroxide by the diaphragm cell process and by the mercury cell process.