Safety of Natural Insecticides: Toxic Effects on Experimental Animals

Table 1

Acute toxicity hazard categories of pesticides and distribution of pesticides registered in Egypt in each categories [20].

Category or class	Acute L mg/kg body weight of the rat		Classification by hazardous
	Oral	Dermal
Ia	< 5	< 50	Extremely
Ib	5–50	50–200	Highly
II	50–2000	200–2000	Moderately
III	Over 2000	Over 2000	Slightly
U	5000 or higher		Unlikely