Imazapyr Technical Grade
Imazapyr is a broad-spectrum herbicide containing an unfused pyridine ring in its imidazolinone structure, classified under HTS 2933.39.2500 as a pyridine-based herbicide pesticide. It is used for non-selective weed control in agricultural and non-crop areas.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a formulated herbicide product with adjuvants
Formulated pesticide products with >95% active ingredient move to Chapter 38 headings
If certified for medicinal or veterinary use rather than pesticidal
Pyridine compounds with pharmaceutical applications classified separately from pesticides
If imported as chemical intermediate without pesticide labeling
Unlabeled pyridine derivatives without declared pesticidal use fall under acyclic compounds
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Obtain EPA registration and provide pesticide product labeling compliant with FIFRA requirements
• Include technical grade purity certificates (typically >95%) to avoid reclassification as formulations
• Verify pesticide classification documentation to prevent customs holding for agricultural clearance
Related Products under HTS 2933.39.25.00
Imazapic Acid Herbicide
Imazapic is a selective herbicide for grasses and broadleaf weeds, featuring a pyridine ring in its chemical structure, specifically classified as a herbicide under HTS 2933.39.2500. Used primarily in pasture and rangeland management.
Pinoxaden Technical
Pinoxaden is a pyridine-containing herbicide targeting grass weeds in cereal crops, falling under HTS 2933.39.2500 due to its unfused pyridine ring structure as a pesticide herbicide. It inhibits ACCase enzyme for selective weed control.
Triclopyr Butoxyethyl Ester
Triclopyr is a pyridine herbicide used for woody plant and broadleaf weed control, classified under HTS 2933.39.2500 for its pyridine carboxylic acid structure as a herbicide pesticide. The butoxyethyl ester form enhances systemic activity.
Clopyralid Technical Grade
Clopyralid is a selective pyridine herbicide for broadleaf weeds in turf and cereals, classified under HTS 2933.39.2500 due to its picolinic acid pyridine structure as a herbicide pesticide. It mimics plant growth hormones for weed control.
Florasulam Active Ingredient
Florasulam is a broadleaf herbicide with a triazolopyrimidine structure containing pyridine characteristics, classified under HTS 2933.39.2500 as a herbicide pesticide. Used in wheat and barley for ALS-inhibiting weed control.