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Code of Federal Regulations (Last Updated: July 5, 2024)

Title 40 - Protection of Environment

Chapter I - Environmental Protection Agency

SubChapter C - Air Programs

Part 63 - National Emission Standards for Hazardous Air Pollutants for Source Categories

Subpart PPP - National Emission Standards for Hazardous Air Pollutant Emissions for Polyether Polyols Production

Table 3 to Subpart PPP of Part 63 - Group 1 Storage Vessels at Existing and New Affected Sources

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Table 3 to Subpart PPP of Part 63 - Group 1 Storage Vessels at Existing and New Affected Sources

Vessel capacity (cubic meters)	Vapor Pressure^a (kilopascals)
75 ≤capacity <151	≥13.1
capacity ≥151	≥5.2

                    
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