US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER II: ENVIRONMENTAL PROTECTION AGENCYPart 186 — ACCREDITATION OF ENVIRONMENTAL LABORATORIES186.17035 Ill. Adm. Code 186.170Performance Evaluation Sample Testing (Repealed)Last amended: 2002Year: 2026Length: 9 wordsOfficial source Section 186 Section 186.170 Performance Evaluation Sample Testing (Repealed)Previous35 Ill. Adm. Code 186.165Next35 Ill. Adm. Code 186.175