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
3794536 2025-088222 Prospec Chemicals Ltd SPRI 272 Active 2028-11-28
3794539 2025-088221 Prospec Chemicals Ltd SPRI 232 Active 2028-11-11
3794540 2025-088220 Prospec Chemicals Ltd SPRI 175 Active 2028-11-11
3794541 2025-088219 Prospec Chemicals Ltd SPRI XDB-4 Active 2028-11-28
3794543 2025-088218 Prospec Chemicals Ltd SPRI XDB-3 Active 2028-11-11
3794544 2025-088217 Prospec Chemicals Ltd SPRI 1004 Active 2028-11-11
3794545 2025-088216 Prospec Chemicals Ltd SPRI 156 Active 2028-11-27
3794546 2025-088215 Prospec Chemicals Ltd SPRI 206 Active 2028-11-11
3794548 2025-088214 Prospec Chemicals Ltd SPRI 205 Active 2028-11-21
3794549 2025-088213 Prospec Chemicals Ltd FLEX 35 Active 2028-11-15