CAS RN: 60-51-5

Range of Toxicity

A) A toxic dose has not been established; the lowest published toxic dose in man ranged from 286-300 mg/kg by the oral route. The World Health Organization (WHO) has classified dimethoate, technical grade, as moderately hazardous (class II) as a pesticide. Organophosphates are absorbed across the lung, mucous membranes (including gut), and skin. Poisoning depends upon inherent toxicity, dosage, rate of absorption, rate of metabolic breakdown, and prior exposure to other cholinesterase inhibitors.
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