Health Canada’s Pest Management Regulatory Agency: Proposed Re-evaluation Decision PRVD2017-22, Metam Sodium and Metam Potassium and Its Associated End-use Products https://www.canada.ca/en/health-canada/services/consumer-product-safety/pesticides-pest-management/public/consultations/proposed-re-evaluation-decisions/2017/metam/document.html
U.S. EPA Soil Fumigant Homepage: https://www.epa.gov/soil-fumigants