"Method Detection Level" is the minimum concentration of an analyte (substance) that can be measured and reported with 99 percent confidence that the analyte concentration is greater than zero as determined by the procedure set forth in Appendix B of 40 CFR 136 (2017), incorporated by reference in Section 301.106.
Ill. Admin. Code tit. 35, § 301.311
Added at 23 Ill. Reg. 11277, effective August 26, 1999