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Characteristics of irritants (RCA) [54].
| Agent | Onset of Effect, Seconds |
Duration of Effect, Minutes |
Relative Efficacy | ICt50 mg·min/m3 |
LCt50 mg·min/m3 |
|---|---|---|---|---|---|
| CN | 3–10 | 10–20 | 1 | 20–50 | 8500–25,000 |
| CS | 10–60 | 10–30 | 5 | 4–20 | 25,000–100,000 |
| CR | Instant | 15–60 | 20–50 | 0.2–1 | >100,000 |
| OC | Fast | 30–60 | Not known | Not known | >100,000 |
