Technical carbaryl is white powder. Carbaryl is stable to heat, light, and acids. It is not stable under alkaline conditions. It is noncorrosive to metals, packaging materials, and application equipment. Water Solubility: 40 mg/L @ 30 C. Solubility in Other Solvents: dimethylformaldehyde v.s; acetone s.; dimethyl sulfoxide v.s.; cyclohexanone s. Density: 1.398(43.5°C). Melting Point: 142C. Vapour
Pressure: <5.3 mPa @ 25 C.
Carbaryl is moderately to very toxic. The oral LD50 of carbaryl ranges from 250 mg/kg to 850 mg/kg in rats, and from 100 mg/kg to 650 mg/kg in mice . The inhalation LC50 in rats is greater than 200 mg/L. Low doses can cause minor skin and eye irritation in rabbits, a species in which carbaryl's dermal LD50 has been measured at greater than 2000 mg/kg.
Carbaryl is a wide-spectrum carbamate insecticide which controls over 100 species of insects on citrus, fruit, cotton, forests, lawns, nuts, ornamentals, shade trees, and other crops, as well as on poultry, livestock, and pets. It is also used as a molluscicide and an acaricide. Carbaryl works whether it is ingested into the stomach of the pest or absorbed through direct contact.