Pesticide Residues & Maximum Limits
UF/IFAS Publications
- Maximum Residue Limits (MRLs) for FL Citrus
For U.S. & Selected Export Markets
Updated Aug. 23, 2023.
- UF Pesticide Information Office
Chemically Speaking Newsletter
Pesticide MRL Web Resources
- BCGlobal (Global MRL Database) - Bryant Christie, supported by the USDA Foreign Agricultural Service (FAS).
- U.S.A. Code of federal regulations - Go to Title 40, Part 180 found here for the official list of U.S. MRLs.
- See Subpart D—Exemptions From Tolerances
-Substances Generally Regarded as Safe (GRAS)
-GRAS Overview Website
- European Union - EU-MRL Pesticide Database--European Commission Directorate General for Health and Consumers. Quick jump to: Grapefruit, Orange
-USDA EU Early Alert Notifications - Great Britian now has their own MRL system that is currently essentially the same as the EU, but will likely diverge more from the EU over time.
-The GB MRL Statutory Register
- Japan - MRLs -List of Agricultural Chemicals in Foods--The Japan Food Chemical Research Foundation.
See: Grapefruit; Orange.
-Postharvest fungicides must also be designated by Japan as Food Additives.
-See also MHLW Notification No. 498 (Exempted Substances) - Canada - Health Canada.
- CODEX Alimentarius (site has been down)- Pesticide Residues in Food - FAO/WHO Food Standards. CODEX homepage.
- Taiwan - See specifically the Standards for Pesticide Residue Limits in Food (located near the bottom of the page), continually amended.
- Korea - MFDS MRL database. Searchable MRL database.
-Direct link to the Citrus MRLs
-Main Food Code Website - OECD Maximum Residue Limit Calculator - "With the goal of harmonizing the calculation of MRLs across the OECD, the OECD has developed a MRL Calculator..."
Click here for discussion of switching from the NAFTA MRL Calculator to the OECD MRL Calculator.
Pesticide Information & Labels
- U.S. EPA Pesticide Information Website.
- U.S. EPA Pesticide Product Label System (PPLS) - The Pesticide Product Label System is a collection of images, in multi-page TIFF format, of pesticide labels which have been approved by the Office of Pesticide Programs (OPP) under Section 3 of the Federal Insecticide, Fungicide, and Rodenticide Act.
- California Department of Pesticide Regulation (DPR) - Pesticide Data Index.
- US EPA Registered Pesticides (Maintained by the State of California).
- Crop Data Management Systems, Inc. - Full text pesticide labels & MSDSs.
Links to non-UF/IFAS sites are provided as a service and do not imply endorsement of information or products