List of claims and exemptions under the Hazardous Materials Information Review Act

This table summarizes claims and exemptions from disclosure of confidential business information that have been submitted to Health Canada under the Hazardous Materials Information Review Act.

This page is updated on a regular basis to include new claims filed with Health Canada, as well as status updates for existing claims and exemptions.

If you have any questions or feedback, please contact whmis.claim-demande.simdut@hc-sc.gc.ca.

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Table - List of claims and exemptions
Registry number Case number Claimant name Product identifier Claim/exemption status Exemption expiry date
3730326 2025-012104 Nalco Canada ULC NALCO® EC2704A Active 2028-03-15
3729801 2025-011404 Nalco Canada ULC NALCO(R) EC3038A Active 2028-03-06
3729636 2025-011112 CES Energy Solutions / PureChem DRILLSTIM Active 2028-03-15
3733022 2025-010561 Novatech Wood Protection Ltd. Microsperse B Active 2028-03-25
3730243 2025-010150 Baker Hughes Canada Company DemandTrac™ 2995V Active 2028-03-06
3729102 2025-008404 Novatech Wood Protection Ltd. Microsperse A Active 2028-03-04
3729637 2025-007910 Chemtrade Logistics Inc HA-10 Active 2028-03-18
3727552 2025-007369 Canadian Energy Services LP PC-PROPCURE XC Active 2028-02-28
3726840 2025-006656 CES Energy Solutions / PureChem WRXSOL-SAGD Active 2028-03-04
3726077 2025-006033 Nalco Canada ULC NALCO® 64665 Active 2028-03-04