The gas, before and after burning, shall not contain the following compounds in excess of listed concentrations in parts per million.
Compound | Concentration |
Pentane | 600 |
Hexane | 50 |
Benzene | 10 |
Iso-octane | 300 |
Methylbenzene | 100 |
Ethylbenzene | 100 |
m,p-xylene | 100 |
o-xylene | 100 |
Nonane | 200 |
Isopropylbenzene | 50 |
Naphthalene | 10 |
Ill. Admin. Code tit. 83, § 530.15