Photoconductive PVCz Polymer Granules
Polyvinyl carbazole granules with light-sensitive adjuvants for electrophotographic applications. Fits HTS 3905.99.3000 as named polymer in primary form with adjuvant allowance.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If aromatic polyacetal copolymer dominant
Predominant monomer determines heading if PVCz falls below 95% threshold per note (a)(4).
If noncellular sheets/plates produced
Shifts from primary form (3905) to plates/sheets of other plastics in 3920 when formed.
If with substantial antiknock additives
Fuel/oil additives containing polymers classify in 3811 regardless of polymer content.
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
• Certify that adjuvants do not chemically modify the base polymer structure per subheading rules
• Watch for CBP scrutiny on 'including adjuvants'—document <5% non-monomer content
• Use ISF filings early due to chemical classification complexity
Related Products under HTS 3905.99.30.00
Polyvinyl Carbazole Resin Pellets
Granular polyvinyl carbazole (PVCz) resin in primary pellet form, containing processing adjuvants for improved handling. Classified under HTS 3905.99.3000 as it meets the 95% monomer content requirement for polyvinyl carbazole per subheading note (a)(1).
Industrial Polyvinyl Carbazole Powder
Fine powder form of polyvinyl carbazole polymer with stabilizers as adjuvants, used in photoreceptor production. HTS 3905.99.3000 applies due to specific naming and 95%+ monomer contribution by weight.
PVCz Masterbatch with Stabilizers
Concentrated polyvinyl carbazole masterbatch pellets including UV stabilizers as adjuvants for compounding. Remains in HTS 3905.99.3000 as primary polymer form meeting specific criteria.
Electroluminescent PVK Polymer Resin
Specialty polyvinyl carbazole resin for electroluminescent device fabrication, adjuvanted for solubility. HTS 3905.99.3000 due to explicit naming and primary form status.
High-Purity Poly(9-vinylcarbazole) Flakes
Flake-form high molecular weight polyvinyl carbazole (PVK) for organic electronics, with minimal processing aids. Precisely matches HTS 3905.99.3000 definition for 95%+ monomer purity.