35 Ill. Adm. Code 214.303
Use of Sulfuric Acid
Section 214
Section 214.303 Use of
Sulfuric Acid
With the exception of fuel
combustion emission sources and acid manufacturing, no person using sulfuric
acid shall cause or allow the emission of sulfuric acid and/or sulfur trioxide
from all other similar emission sources at a plant or premises to exceed:
a) 45.4 grams in any one hour period for sulfuric acid usage less
than 1180 Mg/yr (100 percent acid basis) (0.10 lbs/hr up to 1300 T/yr);
b) 250 grams per metric ton of acid used for sulfuric acid usage
greater than or equal to 1180 Mg/yr (100 percent acid basis) (0.50 lbs/T over
1300 T/yr).