- Table 3 to Subpart RRRRR of Part 63—Hydrogen Chloride and Hydrogen Fluoride Emission Limits for Indurating Furnaces
Table 3 to Subpart RRRRR of Part 63—Hydrogen Chloride and Hydrogen Fluoride Emission Limits for Indurating Furnaces
[As required in § 63.9590(a), you must comply with each applicable hydrogen chloride and hydrogen fluoride emission limit in the following table:]
For . . . | You must meet the following emission limits . . . | 1. Indurating furnaces constructed or reconstructed before May 15, 2023 | Hydrogen chloride emissions must not exceed 4.6 × 10 | Hydrogen fluoride emissions must not exceed 1.2 × 10 | 2. Indurating furnaces constructed or reconstructed on or after May 15, 2023 | Hydrogen chloride emissions must not exceed 4.4 × 10 | Hydrogen fluoride emissions must not exceed 3.3 × 10 |
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