Brodifacoum

The brodifacoum is a active substance of Produit plant health (or Produit phytopharmacological, or Pesticide), which presents an effect Rodenticide, and which belongs to the chemical family of the antivitamines K.

Regulation

In the field of the regulation of the phytopharmacological products:

for the European Union: this active substance is prohibited by the decision 2007/442/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. The products containing of the brodifacoum have a time with the distribution fixed at June 30th, 2008, and a time with the use fixed at December 20th, 2008, by the opinion published with the Official journal of October 31st, 2007.

Physicochemical characteristics

The physicochemical characteristics whose order of magnitude is indicated hereafter, influence the risks of transfer of this active substance towards water, and risks it pollution the waters:

Hydrolysis with pH 7: stable,
Solubility: very weak in water, 0,24 mg/L (with 20°C and pH = 7,4); better in the Benzene, Toluene and Xylene, the Acetone, the Acetate of ethyl; well in the Diméthylformamide.
Coefficient of division octanol-water: 8,5. This parameter, noted Log Kow or Log P, measurement the Hydrophily (low values) or the Lipophilia (strong values) of the active substance.

Ecotoxicology

In the field of the ecotoxicology, the lethal concentrations 50 (CL50) whose order of magnitude is indicated hereafter, is observed:

CL50 on Poisson S: 0,051 mg/l,
CL50 on Daphnid S: 0,064 mg/l,

Toxicity for the man

In the field of the Toxicity for the Man, the Dose acceptable day laborer (DJA) is about: 0,00004 mg/kg/j.

See too

Substance activates of a phytopharmacological product
Liste of active substances of plant health products
Liste of active substances of phytopharmacological products authorized by the European Union
Liste of active substances of phytopharmacological products prohibited by the European Union

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