| Exposure group (ppm) | Clinical signs | Mortality | Number found dead Observation day | During exposure or same day following exposure | During five days of postexposure period | Number dead/total | 0a | 1 | 2 | 3 |
| 2182 | Periocular/perinasal/perioral wetness, gasping, audible respiration, hypoactivity | Periocular/perinasal/perioral encrustation, unkempt fur, decreased respiration rate, hypoactivity | 4/5 | 1b | 2 | 1 | 0 |
| 2026 | Periocular/perinasal/perioral wetness, gasping, audible respiration, hypoactivity, absence tail/toe pinch reflex | Periocular/perinasal/perioral encrustation, unkempt fur, gasping, audible respiration, decreased respiration rate, hypoactivity, tremors, | 4/5 | 0 | 3 | 1 | 0 |
| 1850 | Periocular/perinasal wetness, gasping, audible respiration, hypoactivity | Perioral/perinasal encrustation, unkempt fur, audible respiration, decreased respiration rate, hypoactivity | 0/5 | 0 | 0 | 0 | 0 |
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