Table 2. Toxicology and ecotoxicology of metazosulfuron.
| Study | Organism | Result |
|---|---|---|
| Acute oral | Rat | LD50 >2000 mg/kg |
| Acute dermal | Rat | LC50 >5.05 mg/L |
| Skin irritation | Rabbit | Non-irritant |
| Eye irritation | Rabbit | Minimal irritant |
| Mutagenicity | Ames tests | Negative |
| Micronucleus tests | Negative | |
| Acute toxicity | Carp | LC50 >95.1 mg/L |
| Daphnia magna | EC50 >101 mg/L | |
| Ecotoxicity | Apis mellifera | LD50 >100 µg/bee (Oral, Contact) |
| Bobwhite quail | LD50 >2000 mg/kg (Oral) | |
| Eisenia foetida | LC50 >1000 mg/kg |