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Home Page > Executive Branch > Code of Federal Regulations > Electronic Code of Federal Regulations

e-CFR Data is current as of February 4, 2010
TITLE 40--Protection of Environment
CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER R--TOXIC SUBSTANCES CONTROL ACT
PART 749--WATER TREATMENT CHEMICALS
Subparts A-C--[RESERVED]
Subpart D--AIR CONDITIONING AND COOLING SYSTEMS
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| Hexavalent chromium-based water treatment chemicals in cooling systems. |
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