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Electronic Code of Federal Regulations

e-CFR data is current as of December 5, 2019

Title 40Chapter ISubchapter RPart 749


TITLE 40—Protection of Environment

CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

SUBCHAPTER R—TOXIC SUBSTANCES CONTROL ACT

PART 749—WATER TREATMENT CHEMICALS

rule

Subparts A-C [Reserved]

rule

Subpart D—AIR CONDITIONING AND COOLING SYSTEMS

§749.68
Hexavalent chromium-based water treatment chemicals in cooling systems.

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