Part 749-Water treatment chemicals RegSenseToxic Substances Control Act - EPAToxic Substance ControlToxic Subtances Control Act - EPACFR RegulationsCFR PartEnvironmental Protection Agency (EPA)Toxic Substances - EPAEnvironmentalEnglishFocus AreaUSA
Authority: 15 U.S.C. 2605 and 2607.Subpart A—[Reserved]Subpart B—[Reserved]Subpart C—[Reserved]Subpart D—Air conditioning and cooling systemsSource: 55 FR 240, Jan. 3, 1990.['Toxic Substances Control Act - EPA']['Toxic Subtances Control Act - EPA', 'Toxic Substances - EPA']