The malathion is a Composé organophosphoré Parasympathomimétique which is fixed irréversiblement at the Cholinestérase. The malathion is a Insecticide with relatively low human toxicity.

Other names

The malathion is called carbophos into old the USSR, maldison in New Zealand and Australia and mercaptothion in South Africa.

Regulation

In the field of the regulation of the phytopharmacological products:

• for the European Union: this active substance is prohibited by the decision 2007/389/CE following the examination relating to the inscription with appendix I of the Directive 91/414/CEE.
• for the France: this active substance is not authorized in the composition of preparations profiting from a marketing authorization.

Use

The malathion is mainly used in the Agriculture like produces pest-destroying (Insecticide and Acaricide) with broad spectrum, and especially in the fight against the sucker Insectes. The malathion is very toxic for the Insecte S, including the useful insects, as the Abeille S. the spreading of malathion on the watery zones also contributes to the Déclin of the populations of Amphibians.

In 1999, all the area of New York was treated with the malathion by plane for éradiquer the Virus of the Western Nile. With the Canada, the malathion is employed since decades with Winnipeg against the Moustique S.

The malathion is used in medicine for éradiquer the Pou X (trade name: Prioderm) and the Scale.

Toxicity for the Man

The malathion breaks up into malaoxon , which is 60 times more toxic than the malathion. For this reason, if the malathion is employed in interior, it can seriously poison the people living or working in this environment. The malathion present in untreated water is converted into malaoxon during the phase of Chloration of the water treatment, it should not thus be employed in water being used as source of drinking water.

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