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Consumer Product Safety

Established Maximum Residue Limit EMRL2009-25, Sulfuryl Fluoride

06 November 2009
HC Pub.: 091013
ISBN: 978-1-100-13399-7 (print version)
ISBN: 978-1-100-13400-0 (PDF version)
Catalogue number: H113-29/2009-25E-PDF (print version)
Catalogue number: H113-29/2009-25E (PDF version)

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On 20 December 2006, Health Canada's Pest Management Regulatory Agency (PMRA) published and sought comments on Proposed Maximum Residue Limit PMRL2006-01, Transitioning the Legal Establishment of Maximum Residue Limits (MRLs) for Pesticides from the Food and Drugs Act to the Pest Control Products Act: Consultation on Proposed MRLs. Comments were received regarding the import maximum residue limits (MRLs) proposed for sulfuryl fluoride on tree nuts, which led to a re-examination of the fumigation trial data submitted to support the MRLs on almonds, pecans, pistachios and walnuts.

This re-examination led to the removal of almonds and walnuts from the MRLs to be established for sulfuryl fluoride as communicated in Appendix I of Established Maximum Residue Limit EMRL2008-02, Transitioning the Legal Establishment of Maximum Residue Limits (MRLs) for Pesticides From the Food and Drugs Act to the Pest Control Products Act: Establishment of MRLs published on 9 July 2008. The document further noted that revised MRLs for sulfuryl fluoride on almonds and walnuts would be published for consultation in a future Proposed Maximum Residue Limit document.

A corresponding MRL for almonds and a new MRL for raisins were proposed in the consultation document published on 12 January 2009, Proposed Maximum Residue Limit PMRL2009-04, Sulfuryl Fluoride. The PMRA received no comments in response to this consultation.

To comply with Canada's international trade obligations, consultation on the proposed MRLs was also conducted internationally by notifying the World Trade Organization, as coordinated by the Standards Council of Canada. No comments were received as a result of the World Trade Organization consultation.

The following MRLs take legal effect as of the publication date of this document and are in addition to the MRLs already established for sulfuryl fluoride.

Established Maximum Residue Limit for Sulfuryl Fluoride
Common Name Residue Definition MRL (ppm) Food Commodity
Sulfuryl fluoride Sulfuryl fluoride 0.04 Almonds
0.01 Raisins

A complete list of all MRLs established in Canada can be found on the Maximum Residue Limits for Pesticides webpage in the Pesticides and Pest Management section of Health Canada's website.