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Workplace Hazardous Materials Information System (WHMIS)

Workplace Hazardous Materials Bureau
Health Canada
269 Laurier Avenue West, 7th floor (4903E)
Ottawa, Ontario
K1A 0K9

E-mail: WHMIS_SIMDUT@hc-sc.gc.ca
Telephone: 1-855-407-2665
Teletypewriter: 1-800-465-7735 (Service Canada)

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