Pyroxylin Plasticizer-Free Resin
High-purity pyroxylin (cellulose nitrate) resin without plasticizers, used in high-performance coatings for aircraft and marine applications. Falls under HTS 3912.20.00.00 due to its primary polymer form and nitrocellulose composition. Provides superior adhesion and durability in demanding environments.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If copolymerized with other monomers >5%
Subheading notes require copolymers with <95% nitrocellulose content to classify by predominant monomer under other polymer headings.
If pre-mixed into aircraft dope/finishing solution
Ready-to-apply aircraft finishing materials classify as paints in Chapter 32.
If prepared as adhesive binding agent
Adhesive preparations containing cellulose nitrates shift to Chapter 35.
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Import Tips & Compliance
• Provide nitrogen content analysis (12.5-13.5% typical for pyroxylin) to confirm classification
• Comply with DOT 49 CFR shipping for flammable solids
• Include end-use statements for defense-related imports
Related Products under HTS 3912.20.00.00
Industrial Cellulose Nitrate Lacquer Base
A primary form cellulose nitrate resin used as the base for industrial lacquers and coatings applied to wood furniture and automotive parts. It falls under HTS 3912.20.00.00 as cellulose nitrates in primary forms, not further processed into finished paints. This material is highly flammable and requires specialized handling during import.
Collodion USP Medical Grade
Pharmaceutical-grade collodion consisting of nitrocellulose dissolved in ether and alcohol, used for wound dressings and artificial skin formation. Classified under HTS 3912.20.00.00 as cellulose nitrates including collodions in primary forms for medical applications. Meets USP standards for purity and volatility.
Finger Nail Polish Nitrocellulose Base
Raw nitrocellulose chips or powder specifically formulated as the film-forming base for professional nail lacquers. Classified in HTS 3912.20.00.00 as primary cellulose nitrates before incorporation into cosmetic formulations. Provides hardness and gloss in nail enamel production.
Woodworking Cellulose Nitrate Varnish Resin
Solid cellulose nitrate resin pellets for dissolution into clear woodworking varnishes and French polishes. HTS 3912.20.00.00 classification applies to this primary form material used by custom furniture finishers. Dries to high-gloss, durable finish on fine cabinetry.