Ill. Admin. Code tit. 32, § 422.APPENDIX C
| A | (pCi/L) | B | (WL) |
| AC | Activated charcoal adsorption integrating | ||
| AT | Alpha track detection | CW | Continuous working level monitor |
| LS | Charcoal liquid scintillation | ||
| CR | Continuous radon monitor | ||
| EL | Electret ion chamber; long-term | ||
| ES | Electret ion chamber; short-term |
(Source: Amended at 33 Ill. Reg. 14479, effective October 9, 2009)