Diethyltoluamide 99% (Deet) is highly appreciated for its insect repellent properties as they can give protection from bugs, fleas, & ticks. It is formulated by converting m-toluic acid to its corresponding acyl chloride and reacting with diethylamine. This chemical is generally used as a spray and is available in market as lotion in up to 100% concentrations. It is slightly yellow oil which is suitable to be applied on skin or clothes as it does not have any adverse effects on body. Features: Works by affecting the olfactory system of insects High boiling point of 292 degree Celsius Used as spray or lotion