Part 437 — The Centralized Waste Treatment Point Source Category

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• Subpt. A Metals Treatment and Recovery §§437.10 to 437.16
• Subpt. B Oils Treatment and Recovery §§437.20 to 437.26
• Subpt. C Organics Treatment and Recovery §§437.30 to 437.36
• Subpt. D Multiple Wastestreams §§437.40 to 437.47

• §437.1 General applicability.
• §437.2 General definitions.
• §437.3 General pretreatment standards.
• §437.4 Monitoring requirements.