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
3403957 2020-043076 Magnaflux ZL-67 Active 2026-05-24
3425343 2021-062859 ZL Chemicals Ltd. ZLFR Friction Reducer Active 2026-09-21
3431130 2021-072292 ZL EOR Chemicals Ltd. ZLPAM-FR® Active 2026-08-12
3542630 2023-063233 United Laboratories International LLC dba ZymeFlow Zyme-HT® Z11 Active 2026-11-03
3542621 2023-063234 United Laboratories International LLC dba ZymeFlow Zyme-Ox® Plus Z50 Active 2026-10-31
3542622 2023-063228 United Laboratories International LLC dba ZymeFlow ZymeFlow® UN657 Active 2026-11-17