2,4-D

CAS RN: 94-75-7

Non-Human Toxicity Values

LD50 Mouse ingestion 521 mg/kg
LD50 Rabbit skin 1400 mg/kg
LD50 Rat Fischer-344 male oral 443 mg/kg (95% confidence limits 270-1103 mg/kg) (2,4-D acid in corn oil).
LD50 for 3 week old chicks (M, F) by oral administration of undiluted 2,4-D/2,4,5-T (1:1) was 4000 mg/kg (2700-5900 mg/kg). Acid equivalent was not specified. /From table/
LD50 Rat oral 370 mg/kg
LD50 Rat dermal 1500 mg/kg
LD50 Mouse oral 347 mg/kg
LD50 Dog oral 100 mg/kg
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