Other

2903.22.00Trichloroethylene

2903.23.00Tetrachloroethylene (perchloroethylene)

2903.29.00Other

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Products classified under Tariff item 2903.2

Industrial Grade Vinyl Chloride Gas

Industrial-grade vinyl chloride gas, chemically defined as C2H3Cl, is an unsaturated chlorinated derivative of acyclic hydrocarbons. Imported in pressurized cylinders, it serves as the primary feedstock for manufacturing rigid PVC pipes and vinyl products. This product falls squarely under tariff item 2903.21.00 as vinyl chloride (chloroethylene).

Stabilized Vinyl Chloride Monomer

Stabilized vinyl chloride monomer contains inhibitors like methylhydroquinone to prevent premature polymerization during storage and transport. Chapter 29 note 1(f) permits added stabilizers necessary for preservation or transport, provided they do not make the product suitable for a specific use. This remains classifiable under tariff item 2903.21.00 as vinyl chloride (chloroethylene).

Vinyl Chloride (Chloroethylene) 99.99% Pure

High-purity vinyl chloride (chloroethylene) at 99.99% is a separate chemically defined organic compound per Chapter 29 note 1(a). As an unsaturated chlorinated acyclic hydrocarbon, it is specifically named in tariff item 2903.21.00. This product is used in synthesizing PVC and other vinyl-based polymers.

Vinyl Chloride for PVC Suspension Polymerization

Specialty vinyl chloride monomer formulated for suspension polymerization remains a pure chemically defined compound under tariff item 2903.21.00. It is used to produce PVC resins for pipes, fittings, and profiles. The formulation does not alter its chemical identity as vinyl chloride (chloroethylene).

Vinyl Chloride Monomer (VCM)

Vinyl chloride monomer (VCM) is a colorless gas with the chemical formula CH2=CHCl, classified under tariff item 2903.21.00 as an unsaturated chlorinated derivative of acyclic hydrocarbons. It serves as the primary building block for PVC production. This product is specifically named in the tariff item description.

Bulk Trichloroethylene 99.5% Purity

Bulk trichloroethylene at 99.5% purity, packaged in ISO tanks for large-scale industrial degreasing operations. This product is a separate chemically defined organic compound, falling under tariff item 2903.22.00 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

Distilled Recovery Trichloroethylene

Distilled and recovered trichloroethylene from spent degreasing operations, purified to over 99% for reuse. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

High Purity Trichloroethylene 99.9%

High purity trichloroethylene at 99.9% purity, stabilized and used in precision metal degreasing and extraction processes in electronics manufacturing. This product is a separate chemically defined compound, falling under tariff item 2903.22.00.

Industrial Grade Trichloroethylene

Industrial grade trichloroethylene, a colorless volatile liquid chlorinated hydrocarbon used primarily as a metal degreasing agent. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as an unsaturated chlorinated derivative.

Inhibited Trichloroethylene for Metal Extraction

Inhibited trichloroethylene used in hydrometallurgical extraction of precious metals from ores. The added inhibitors are stabilizers for transport and storage, allowed under Chapter 29 note (f), and the product remains classified under tariff item 2903.22.00.

Pharmaceutical Intermediate Trichloroethylene

High-grade trichloroethylene used as a reaction intermediate in pharmaceutical synthesis of fluorinated anesthetics. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

Stabilized Trichloroethylene for Vapor Degreasing

Stabilized trichloroethylene with added inhibitors to prevent decomposition during vapor degreasing of metal parts in automotive and aerospace applications. The stabilizers are added for preservation and transport, allowed under Chapter 29 note (f), and the product is classified under tariff item 2903.22.00.

Technical Grade Trichloroethylene

Technical grade trichloroethylene used for paint stripping and adhesive removal in manufacturing. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as an unsaturated chlorinated derivative.

Trichloroethylene for Adhesive Manufacturing

Trichloroethylene used as a solvent in contact adhesive production for industrial bonding. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

Trichloroethylene for Dry Cleaning Grade

Dry cleaning grade trichloroethylene, historically used in garment cleaning machines, is a volatile chlorinated solvent. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

Trichloroethylene Reagent ACS Grade

ACS reagent grade trichloroethylene meeting American Chemical Society standards for laboratory analysis and synthesis. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

Trichloroethylene with Anti-Dusting Agent

Trichloroethylene with an added anti-dusting agent for safe handling in bulk powder-related cleaning operations. The addition is for safety and identification purposes, allowed under Chapter 29 note (g), and the product remains classified under tariff item 2903.22.00.

Trichloroethylene with Antioxidant Stabilizer

Trichloroethylene stabilized with antioxidants for safe storage and transport in chemical extraction processes like caffeine removal from coffee. The stabilizers are added for preservation, allowed under Chapter 29 note (f), and the product is classified under tariff item 2903.22.00.

Trichloroethylene with Emetic Additive

Trichloroethylene with an emetic additive for safety to induce vomiting if ingested, used in industrial settings. The addition is for safety reasons, allowed under Chapter 29 note (g), and the product remains classified under tariff item 2903.22.00.

Ultra-Pure Trichloroethylene for Semiconductor Use

Ultra-pure trichloroethylene for wafer cleaning in semiconductor fabrication, with impurities below 10 ppm. This product is a separate chemically defined compound, classified under tariff item 2903.22.00 as trichloroethylene.

Perchloroethylene Dry Cleaning Grade

High-purity tetrachloroethylene formulated for professional dry cleaning machines. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and meets the chapter's definition for heading 29.03.

Perchloroethylene Extraction Solvent

Pharmaceutical-grade tetrachloroethylene used as an extraction solvent in chemical labs and oil recovery. It is a separate chemically defined organic compound, classified as an unsaturated chlorinated derivative of acyclic hydrocarbons under heading 29.03.

Perchloroethylene Stabilized for Transport

Tetrachloroethylene with added stabilizers for safe rail and ship transport. The stabilizers are necessary for preservation or transport, as permitted by chapter note 1(f), and the product remains classified under heading 29.03 as an unsaturated chlorinated derivative.

Perchloroethylene Vapor Degreasing Fluid

Special vapor-phase tetrachloroethylene for precision metal degreasing in aerospace. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and qualifies under heading 29.03.

Tetrachloroethylene Bulk Chemical

Bulk tetrachloroethylene shipped in ISO tanks for chemical synthesis feedstock. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and falls under heading 29.03.

Tetrachloroethylene Industrial Solvent

Pure tetrachloroethylene, a chlorinated unsaturated acyclic hydrocarbon, used primarily as a non-flammable solvent in industrial degreasing. It is a separate chemically defined organic compound and falls under heading 29.03.

Tetrachloroethylene Lab Reagent

Analytical-grade tetrachloroethylene for laboratory organic synthesis and testing. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and qualifies under heading 29.03.

Tetrachloroethylene Metal Degreaser

Technical-grade tetrachloroethylene for vapor degreasing of metal parts in automotive and aerospace industries. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and falls under heading 29.03.

Tetrachloroethylene Technical Grade

Technical-grade perchloroethylene for general industrial solvent use. It is a separate chemically defined organic compound, an unsaturated chlorinated derivative of acyclic hydrocarbons, and meets the chapter's definition for heading 29.03.

1,3-Dichloropropene

1,3-Dichloropropene is a mixture of cis and trans isomers of an unsaturated dichlorinated acyclic hydrocarbon, used as a soil fumigant and chemical intermediate. It is a separate chemically defined organic compound or an isomer mixture, falling under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

1,4-Dichloro-2-butene

1,4-Dichloro-2-butene is a chemically defined unsaturated chlorinated acyclic hydrocarbon with a double bond and allylic chlorides, used as an intermediate in pharmaceutical synthesis. It falls under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

1-Chloro-1,3-butadiene (Chloroprene)

Chloroprene (2-chloro-1,3-butadiene) is a conjugated diene monomer used in the production of polychloroprene (Neoprene) synthetic rubber. It is a chemically defined unsaturated chlorinated acyclic hydrocarbon, falling under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

2,3-Dichloropropene

2,3-Dichloropropene is a pure chemically defined unsaturated chlorinated acyclic hydrocarbon with a double bond and adjacent chlorine substituents, used as a specialty intermediate. It is classified under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

3-Chloro-1-butyne

3-Chloro-1-butyne is a chemically defined unsaturated chlorinated acyclic hydrocarbon with a terminal alkyne and propargylic chloride, used as a specialty intermediate in organometallic coupling reactions. It falls under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

Allyl Chloride

Allyl chloride (3-chloro-1-propene) is a chemically defined unsaturated chlorinated derivative of acyclic propane with a terminal double bond and chlorine substituent. It is used as an industrial intermediate and falls under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.

Crotonyl Chloride

Crotonyl chloride (2-butenoyl chloride) is an unsaturated acid chloride with a double bond and chlorine, but it is classified as a halide of a carboxylic acid. Per Chapter 29 Note 5(E), halides of carboxylic acids are classified with the corresponding acids, so it falls under heading 29.16, not 2903.

Trichloroethylene (Technical Grade)

Technical grade trichloroethylene contains unsaturated impurities, but trichloroethylene is a saturated chlorinated derivative of acyclic hydrocarbons (with a double bond? No, trichloroethylene has a double bond, so it is unsaturated). It is a chemically defined compound, but technical grade may contain impurities. It falls under Chapter 29 as an unsaturated chlorinated derivative of acyclic hydrocarbons.