Chapter 3912 — Customs Tariff Headings

3912.20.00Cellulose nitrates (including collodions)

3912.3Cellulose ethers:

3912.90.00Other

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Products classified under Tariff item 39.12

Cellulose Acetate Granules Non-Plasticized

Granular non-plasticized cellulose acetate feedstock used for compounding, with acetic acid content below 2% by weight. This primary form derivative meets the polymer purity standards for tariff item 3912.11.00.

Cellulose Acetate Masterbatch Non-Plasticized

Concentrated non-plasticized cellulose acetate masterbatch containing color pigments at less than 5% total weight, maintaining 95% acetate dominance. This primary form product falls under tariff item 3912.11.00 per the predominant monomer rule.

Cellulose Diacetate Powder

Fine powder of non-plasticized cellulose diacetate with a degree of substitution of 2.2 to 2.5, used as raw material for films and fibers. This primary form cellulose acetate without plasticizers falls under tariff item 3912.11.00.

Non-Plasticized Cellulose Acetate Flakes

Flakes of cellulose acetate produced by esterification of cellulose with acetic anhydride, containing less than 95% monomer units by weight and non-plasticized. Classified under tariff item 3912.11.00 as non-plasticized cellulose acetate in primary form.

Non-Plasticized Cellulose Acetate Pellets

Pelletized non-plasticized cellulose acetate for extrusion into films or sheets, with purity greater than 97% cellulose acetate content. This primary thermoplastic resin form without plasticizing agents falls under tariff item 3912.11.00.

Non-Plasticized Triacetate Flake Resin

High substitution cellulose triacetate flakes, non-plasticized for specialty film production. Though triacetate has specific provisions, the non-plasticized form qualifies under tariff item 3912.11.00 as primary cellulose acetates.

Primary Cellulose Acetate Resin Beads

Spherical beads of non-plasticized cellulose acetate used in injection molding applications, confirmed 98% acetate polymer content. Correctly classified in tariff item 3912.11.00 as unmodified primary form per subheading notes.

Pure Cellulose Acetate Primary Pellets

99% pure non-plasticized cellulose acetate pellets for medical-grade applications. Meets strict 95% monomer content for tariff item 3912.11.00 as primary polymer form.

Flexible Plasticized Cellophane Resin

Flexible plasticized cellulose acetate in primary resin form, used as a raw material for producing flexible cellophane films for packaging. The plasticizer content (e.g., glycerin) enhances flexibility, distinguishing it from unplasticized cellulose acetate, and it is presented in primary forms such as granules or powder.

Nail Polish Plasticized CA Base

Plasticized cellulose acetate primary resin dissolved in solvents, intended as a film-former in nail enamel formulations. The product is in liquid form, qualifying as a primary form under chapter note 6, and the plasticizer content makes it classifiable under tariff item 3912.12.00.

Plasticized Acetate Filament Feedstock

Plasticized cellulose acetate feedstock pellets for extrusion into monofilaments used in brushes and textiles. The pellets are in primary form, and the plasticizer aids in draw-down during filament production, making this product classifiable under tariff item 3912.12.00.

Plasticized CAB Resin Powder

Powdered plasticized cellulose acetate butyrate (CAB), a thermoplastic resin used in coatings and adhesives for flexible films. The powder is a primary form, and the plasticizer content qualifies it under tariff item 3912.12.00 as a plasticized cellulose acetate derivative.

Plasticized Cellulose Acetate Beads

Spherical beads of plasticized cellulose acetate for rotational molding of toys and novelty items. The beads are in primary form, and the plasticizer ensures proper flow properties during molding, making this product classifiable under tariff item 3912.12.00.

Plasticized Cellulose Acetate Flake

Plasticized cellulose acetate in flake form, containing plasticizers to enhance flexibility, used as a raw material for molding consumer products like tool handles and eyeglass frames. The flakes are a primary form, classifiable under tariff item 3912.12.00.

Plasticized Cellulose Acetate for Eyewear

Specialty plasticized cellulose acetate compound in primary chips form for manufacturing eyeglass frames and sunglass temples. The plasticizer is optimized for durability and flexibility, and the chips are a primary form, qualifying under tariff item 3912.12.00.

Plasticized Cellulose Acetate Masterbatch

Masterbatch pellets with high-load plasticized cellulose acetate carriers for color compounding in plastics. The predominant polymer is plasticized cellulose acetate, and the pellets are in primary form, classifiable under tariff item 3912.12.00 per subheading note (a)(4).

Plasticized Cellulose Acetate Pellets

Granular pellets of plasticized cellulose acetate designed for injection molding into buttons, combs, and decorative items. The pellets are a primary form, and the plasticizer content qualifies them under tariff item 3912.12.00.

Tool Handle Plasticized CA Granules

Granules of plasticized cellulose acetate formulated for injection molding durable tool handles and knobs. The granules are in primary form, and the plasticizer ensures impact resistance, making this product classifiable under tariff item 3912.12.00.

Collodion USP Medical Grade

> Pharmaceutical-grade collodion consisting of nitrocellulose dissolved in a mixture of ether and alcohol, used for wound dressings and artificial skin formation. This product is a solution of cellulose nitrate and is classified under tariff item 3912.20.00 as cellulose nitrates (including collodions).

Finger Nail Polish Nitrocellulose Base

> Raw nitrocellulose chips or powder formulated as the film-forming base for professional nail lacquers, prior to incorporation into cosmetic formulations. This primary-form cellulose nitrate is classifiable under tariff item 3912.20.00 as cellulose nitrates, not yet mixed with colourants or other cosmetic ingredients.

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. This material is not further worked and is classified under tariff item 3912.20.00 as cellulose nitrates in primary forms.

Pyroxylin Plasticizer-Free Resin

> High-purity pyroxylin (cellulose nitrate) resin without plasticizers, used in high-performance coatings for aircraft and marine applications. This primary polymer form is classifiable under tariff item 3912.20.00 as cellulose nitrates, provided it is not chemically modified beyond the definition of cellulose nitrate.

Woodworking Cellulose Nitrate Varnish Resin

> Solid cellulose nitrate resin pellets for dissolution into clear woodworking varnishes and French polishes. This primary-form material is classified under tariff item 3912.20.00 as cellulose nitrates, as it is not yet formulated into a finished varnish.

Battery Grade Carboxymethylcellulose for Lithium-Ion

Battery-grade carboxymethylcellulose is an ultra-pure CMC powder used as a binder in lithium-ion battery anodes. It is a primary form salt of carboxymethylcellulose, classified under tariff item 3912.31.00.

Carboxymethylcellulose Calcium Salt

Carboxymethylcellulose calcium salt is a cellulose ether derivative in powder form, used as a suspending agent and thickener in low-sodium food and pharmaceutical applications. It falls under tariff item 3912.31.00 as a salt of carboxymethylcellulose, a primary form of cellulose ether.

Carboxymethylcellulose Sodium Salt Granules (High Purity)

Carboxymethylcellulose sodium salt granules are high-purity granules used as tablet binders in pharmaceuticals. They are a primary form of carboxymethylcellulose salt, classified under tariff item 3912.31.00.

Carboxymethylcellulose Sodium USP Grade

Pharmaceutical-grade sodium carboxymethylcellulose is a fine white powder used as a binder in tablets and a viscosity enhancer in eye drops. It is a salt of carboxymethylcellulose in primary form, classified under tariff item 3912.31.00.

CMC 7HOF Food Stabilizer

CMC 7HOF is a high-occupancy food-grade carboxymethylcellulose sodium used as a stabilizer in dairy products and sauces to enhance creaminess without added fat. It is a primary form of carboxymethylcellulose salt, falling under tariff item 3912.31.00.

CMC Food Grade Type 7F

CMC Food Grade Type 7F is a medium-viscosity sodium carboxymethylcellulose used as a stabilizer in ice cream and gluten-free baking. It is a primary form salt of carboxymethylcellulose, classified under tariff item 3912.31.00.

CMC Technical Grade FH9

CMC Technical Grade FH9 is a fast-hydration carboxymethylcellulose sodium used in oil drilling muds and ceramics. It is an unmodified salt in powder form, classified under tariff item 3912.31.00 as a primary cellulose ether.

Cosmetic Grade Sodium CMC Thickener

Cosmetic-grade sodium CMC is a high-purity thickener used in creams and lotions. It is a primary form salt of carboxymethylcellulose, classified under tariff item 3912.31.00.

Crosscarmellose Sodium NF

Crosscarmellose sodium is a cross-linked derivative of carboxymethylcellulose used as a superdisintegrant in pharmaceutical tablets. It is a salt of carboxymethylcellulose in primary form, falling under tariff item 3912.31.00.

Food Grade CMC E466 Thickener Powder

Food-grade CMC E466 is a certified thickener powder used in ice cream and gluten-free baking. It is a primary form salt of carboxymethylcellulose, classified under tariff item 3912.31.00.

Gluten-Free Baking CMC Stabilizer

Gluten-free baking CMC stabilizer is a food-grade carboxymethylcellulose used to improve dough stability and crumb softness. It is a primary form salt, classified under tariff item 3912.31.00.

Industrial CMC LV (Low Viscosity)

Industrial CMC LV is a low-viscosity sodium carboxymethylcellulose used in detergents, paper coatings, and textiles. It is a primary form salt of carboxymethylcellulose, classified under tariff item 3912.31.00.

Pharmaceutical Excipient CMC 12M8P

Pharmaceutical Excipient CMC 12M8P is a high-purity, medium-viscosity carboxymethylcellulose sodium used in sustained-release tablets. It is a primary form salt, classified under tariff item 3912.31.00.

Sodium Carboxymethylcellulose (CMC) Powder

Sodium carboxymethylcellulose powder is a water-soluble cellulose ether used as a thickener and stabilizer in food and pharmaceuticals. It is explicitly a carboxymethylcellulose salt in primary form, classified under tariff item 3912.31.00.

Sodium CMC for Toothpaste Grade

Sodium CMC for toothpaste is a specialty grade carboxymethylcellulose used as a thickener and stabilizer in oral care products. It is a primary form salt, classified under tariff item 3912.31.00.

Allyl Cellulose Ether

Allyl cellulose ether is a chemically modified cellulose ether where allyl groups are appended to the cellulose backbone. It is used as a crosslinking agent in coatings and falls under tariff item 3912.39.00 as an 'other' cellulose ether, not elsewhere specified.

Benzyl Cellulose Ether

Benzyl cellulose ether is a cellulose ether derivative with benzyl groups, used in specialty resins and adhesives. It is classified under tariff item 3912.39.00 as an 'other' cellulose ether, as it is not specifically named in other subheadings.

Carboxymethyl Cellulose (CMC)

Carboxymethyl cellulose (CMC) is a cellulose ether produced by reacting cellulose with sodium hydroxide and chloroacetic acid. It is used as a thickener in food, pharmaceuticals, and industrial applications, and falls under tariff item 3912.39.00 as an 'other' cellulose ether.

Cyanoethyl Cellulose Ether

Cyanoethyl cellulose ether is a specialty cellulose ether with cyanoethyl groups, used in electronic applications and adhesives. It falls under tariff item 3912.39.00 as an 'other' cellulose ether, as the modification does not trigger a more specific subheading.

Ethylcellulose Granules

Ethylcellulose granules are an ethyl ether derivative of cellulose, used as a coating agent in tablets and in inks. They fall under tariff item 3912.39.00 as 'other' cellulose ethers in primary granular form, compliant with polymer predominance rules.

Food Grade Methylcellulose E461

Food grade methylcellulose E461 is a methyl ether of cellulose approved as a food additive (E461) for use as a stabilizer. It falls under tariff item 3912.39.00 as an 'other' cellulose ether in primary form, specifically for food additive applications.

Hydroxyethyl Cellulose (HEC)

Hydroxyethyl cellulose (HEC) is a non-ionic water-soluble cellulose ether used in paints, cosmetics, and construction as a thickener and stabilizer. It is classified under tariff item 3912.39.00 as an 'other' cellulose ether in primary forms.

Hydroxypropyl Cellulose (HPC)

Hydroxypropyl cellulose (HPC) is a derivative used in tablet coatings, hot-melt extrusion, and cosmetics for film-forming properties. It is classified under tariff item 3912.39.00 as an 'other' cellulose ether based on hydroxypropyl predominance.

Hydroxypropyl Guar/Cellulose Blend

Hydroxypropyl guar/cellulose blend is a polymer blend classified as a cellulose ether when cellulose units predominate. It is used in fracking fluids and falls under tariff item 3912.39.00 per blend classification rules.

Hydroxypropyl Methylcellulose (HPMC)

Hydroxypropyl methylcellulose (HPMC) is a semisynthetic cellulose ether combining hydroxypropyl and methyl groups, widely used in pharmaceuticals, construction mortars, and vegan capsules. It falls under tariff item 3912.39.00 as an 'other' cellulose ether, classified by predominant comonomer units.

Methylcellulose Powder

Methylcellulose powder is a methyl ether of cellulose used in food as a thickener and in pharmaceuticals for controlled-release tablets. It qualifies for tariff item 3912.39.00 as a primary form cellulose ether where methyl groups predominate.

Methyl Hydroxyethyl Cellulose

Methyl hydroxyethyl cellulose is a mixed cellulose ether combining methyl and hydroxyethyl groups for use in plasters and adhesives. Tariff item 3912.39.00 applies as copolymers classified by predominant comonomer units.

Pharmaceutical Grade HEC USP

Pharmaceutical grade HEC USP is a USP-compliant hydroxyethyl cellulose for drug formulations meeting pharmacopeia standards. It falls under tariff item 3912.39.00 as an 'other' cellulose ether in primary form.

Quaternary Ammonium Cellulose Ether

Quaternary ammonium cellulose ether is a cationic cellulose ether used in paper manufacturing and water treatment as a flocculant. It falls under tariff item 3912.39.00 as an 'other' derivative meeting polymer content rules.

Sodium Carboxymethyl Cellulose (NaCMC)

Sodium carboxymethyl cellulose (NaCMC) is a cellulose ether derivative used in detergents, food, and oil drilling. It fits tariff item 3912.39.00 as an 'other' cellulose ether when ether content meets general criteria.

Benzyl Cellulose Granules

Benzyl cellulose granules are a cellulose ether with benzyl groups, used in lacquers and inks. As a cellulose ether not specifically named elsewhere, it is classified under tariff item 3912.90.00.

Carboxymethyl Cellulose (CMC) Flakes

Carboxymethyl cellulose (CMC) flakes, the sodium salt of carboxymethyl cellulose, are a cellulose ether used as an industrial thickener and stabilizer. This product is a cellulose ether in primary form, not specifically named in other subheadings, and therefore falls under tariff item 3912.90.00.

Carboxymethyl Cellulose Granules

Carboxymethyl cellulose (CMC) granules are water-soluble cellulose ether polymers used as thickeners in food and detergents. This product is a cellulose ether in primary granular form, not specifically named elsewhere, and falls under tariff item 3912.90.00.

Cellulose Acetate Butyrate Resin

Cellulose acetate butyrate resin is a mixed ester derivative of cellulose in primary flake form, used for tool handles and eyeglass frames. As a cellulose derivative not specifically named elsewhere, it is classified under tariff item 3912.90.00.

Cellulose Acetate Flakes

Cellulose acetate flakes are primary form polymers derived from cellulose esterified with acetic acid, containing over 95% cellulose acetate by weight. Used in the production of films, fibers, and plastics, this product is classified under tariff item 3912.90.00 as a cellulose derivative not specifically named elsewhere.

Cellulose Propionate Pellets

Cellulose propionate pellets are a mixed ester of cellulose in primary pellet form, used for injection molding. As a cellulose derivative not specifically named elsewhere, it is classified under tariff item 3912.90.00.