http://www.fao.org/agriculture/crops/thematic-sitemap/theme/pests/jmps/ps-old/en/
http://www.fao.org/agriculture/crops/plan-thematique-du-site/theme/pests/jmps/ps-old/fr/
http://www.fao.org/agriculture/crops/mapa-tematica-del-sitio/theme/pests/jmps/ps-old/es/

It presents a complete list of FAO technical specification (description, active ingredients, impurities, physical properties, and storage stability) for more than 200 pesticides and related formulations. Archives in .doc format.