A comparison of the estimated human toxicity of CN, CS and OC2 9 96
| CN | CS | OC | |
|---|---|---|---|
| Threshold for eye irritation (mg/m3) | 1.0 | 0.004 | 0.002 |
| Effective concentration—ICt50 (mg/min/m3) | 20–50 | 4–20 | – |
| Estimated lethal dose—LCt50 (mg/min/m3) | 8500–25 000 | 25 000–100 000 | >100 000 |
CN, 2-chloroacetophenone; CS, o-chlorobenzylidene malonitrile; OC, oleoresin capsicum.