Endrin (C12H8Cl6O)

1,2,3,4,10,10-hexachloro- 6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro- 1,4-endo-5,8-endodimethanonaphthalene

CAS Number

72-20-8

Properties

• white, crystalline powder
• is a persistent organic pollutant
  

Main sources

• agriculture: insecticide for cotton and cereals

Thresholds for the reporting requirement of facilities in accordance with Annex 2 PRTRO

(Ordinance on the Register relating to Pollutant Release and the Transfer of Waste and of Pollutants in Waste Water)

• Air               1 kg/year
• Water          1 kg/year
• Soil              1 kg/year

Impacts

• strong neurotoxin
• very toxic to fish
• accumulates heavily in the food chain
• very slow decomposition (half-life of up to twelve years)
  

Measures

• banned since the Stockholm Convention came into force in 2004