RecallGuide.ca
    Health productsUpdated Jan 3, 2026Thames & KosmosOfficial source

    CHEM C1000 and Chemistry C500 recall in Canada: lack of bilingual warnings

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    In plain language

    This recall involves CHEM C1000 and Chemistry C500 Science Experiment Kits sold in Canada. They are being recalled because they lack required Canadian bilingual warning labels. Stop using the product and dispose of it according to municipal hazardous waste guidelines.

    What to do

    • Stop using the product immediately.
    • Dispose of the product according to municipal hazardous waste guidelines.
    • Contact Thames & Kosmos for more information.

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    Affected products

    • CHEM C1000 Science Experiment Kit (U.S. version)

      UPC: 814743010246

      Model: 640118

    • Chemistry C500 Science Experiment Kit (U.S. version)

      UPC: 857853001513

      Model: 665012

    Why this matters

    Lack of bilingual warning statements

    Do I have this product?

    This recall only applies to specific products. Follow the steps below to check.

    1. 1

      Check the product name

      Make sure your product name matches one of the affected products listed above.

    2. 2

      Check the UPC code

      The UPC is the barcode number on the packaging.

      Affected UPCs: 814743010246, 857853001513

    3. 3

      Check the model number

      Model numbers are typically on the product label or packaging.

      Affected models: 640118, 665012

    If your product matches one or more of the details above, it may be affected by this recall.

    If your product does not match these details, it is not affected by this recall.

    When in doubt, always check the official notice.

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    Frequently Asked Questions

    Why was this product recalled?

    Lack of bilingual warning statements

    What should consumers do?

    Stop using the product immediately. Dispose of the product according to municipal hazardous waste guidelines. Contact Thames & Kosmos for more information.

    Where was the product sold?

    This product was sold in Canada. For specific retailers or distribution areas, please check the official recall notice linked on this page.

    Is there a health risk?

    Yes, there may be a health risk. Lack of bilingual warning statements

    When was this product recalled?

    This product was recalled on March 4, 2021.

    Is the Thames & Kosmos brand affected by this recall?

    Yes, Thames & Kosmos products are affected by this recall. This recall involves CHEM C1000 and Chemistry C500 Science Experiment Kits sold in Canada. They are being recalled because they lack required Canadian bilingual warning labels. Stop using the product and dispose of it according to municipal hazardous waste guidelines.