Trichlorfon USP Veterinary Grade
Pharmaceutical grade trichlorfon meeting USP standards for veterinary deworming applications in horses and livestock. A chemically defined halogenated organo-phosphorus compound specifically named in HTS 2931.54.00.00. Supplied as purified powder with stabilizer for animal health products.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If formulated as veterinary bolus/tablet with trichlorfon as active plus excipients
Medicaments in dosage form for veterinary use classified in Chapter 30, not pure active ingredients
If veterinary-grade but contains organo-arsenic compounds
Organo-arsenic compounds have separate subheading; mixtures classified by principal component
If diagnostic reagent grade with buffering agents
Chemical reagents for veterinary analysis may fall under diagnostic reagents heading
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Import Tips & Compliance
• Include FDA veterinary drug import certification and USP CoA; declare as 'pure trichlorfon USP' not formulated drug
• Segregate from agricultural shipments to avoid pesticide scrutiny
• Comply with AVMA residue tolerance documentation
Related Products under HTS 2931.54.00.00
Trichlorfon Technical Grade 98%
Pure trichlorfon (O,O-dimethyl (2,2,2-trichloro-1-hydroxyethyl)phosphonate), a halogenated organo-phosphorus compound used as the active ingredient in pesticides. Classified under HTS 2931.54.00.00 as a separate chemically defined organo-inorganic compound per Chapter 29 note (a). Supplied as off-white crystalline powder for formulation into insecticides.
Dylox 80% Trichlorfon Soluble Powder
Bayer Dylox-brand soluble powder concentrate containing 80% trichlorfon for turf and ornamental pest control. While primarily Chapter 38, pure active portion classified under 2931.54 when imported separately for custom formulation. Halogenated organo-phosphorus insecticide meets Chapter 29 chemical definition.
Trichlorfon Research Grade 99+%
High-purity trichlorfon (≥99%) for chemical synthesis and pesticide resistance research. Chemically defined organo-inorganic compound per HTS 2931.54.00.00 with minimal impurities. Supplied in amber glass bottles with desiccant.
Trichlorfon Bulk API for Equine Dewormer
Bulk active pharmaceutical ingredient trichlorfon for manufacturing equine dewormer paste products like Equigard. Pure halogenated organo-phosphorus compound classified under HTS 2931.54.00.00 when imported as API. Meets cGMP standards for veterinary drugs.
Trichlorfon Stabilized with Anti-caking Agent
Trichlorfon powder with 0.5% silicon dioxide anti-caking agent per Chapter 29 note (f) for preservation during transport. Remains classified as pure trichlorfon HTS 2931.54.00.00 since stabilizer doesn't change chemical identity or create specific use formulation.
Trichlorfon 50% Water Soluble Granules
Water-soluble granule formulation containing 50% trichlorfon for agricultural pest control. When imported as technical material for further dilution, classified under pure compound heading 2931.54.00.00. Granulation aids don't affect Chapter 29 classification.