Section 129.11. Nitric acid plants

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No person may permit the emission into the outdoor atmosphere, at any time, from a nitric acid production plant or facility, of nitrogen oxides, expressed as NO₂, in excess of the rate of 5.5 pounds per ton of acid produced, the production being expressed as 100% HNO₃.

The provisions of this § 129.11 adopted September 10, 1971, effective September 11, 1971, 1 Pa.B. 1804; amended March 3, 1972, effective March 20, 1972, 2 Pa.B. 383.

                    
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