Portexa™, containing the active ingredient mefenoxam, features a low use rate and highly effective solution for early season protection on a wide range of crops. With systemic activity, tank-mixing flexibility and a stable formula, Portexa offers a proven option for your seed.
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State Registry
Map Key
Registered
Submitted: Submitted to state and pending approval
Targeted: Targeted states for submission
For inquiries about product availability in your state, please contact Atticus.
Product PDF Downloads
Safety Data Sheets
States Covered
Labels
States Covered
Etiquetas en Español
Specimen
Product Information Table
EPA Registration Number
91234-446
Active Ingredient
Mefenoxam 45.3%
FRAC Number
4
REI
48 hours
Signal Word
Warning
Formulation
Flowable Concentrate
Primary Package Size
2 x 2.5 gal,
15 gal,
265 gal,
Restricted Use
No
Key Benefits
- Low-use rate formula
- Flexibility to mix with other fungicides
- Broad range of crops
Key Crops
The following represent the most common uses for this product. For more detail about these or other uses please refer to the product brochure or ask your distributor.
@2026 Atticus. Important: Always read and follow label instructions. Not all products are registered for use in every state. Portexa™ is a trademark of Atticus, LLC.