Unsaturated chlorinated derivatives of acyclic hydrocarbons; tetrachloroethylene (perchloroethylene)

HS v2017 Code: 290323

About unsaturated chlorinated derivatives of acyclic hydrocarbons; tetrachloroethylene (perchloroethylene)

HS code 290323 covers the classification of unsaturated chlorinated derivatives of acyclic hydrocarbons, including the important chemical compound tetrachloroethylene, also known as perchloroethylene. This industry plays a crucial role in the production of various industrial and commercial products, with applications ranging from dry cleaning to metal degreasing. As a key component in the broader chemical industry, the 290323 classification is integral to the global supply chain and economic activities.

Production process

The production of unsaturated chlorinated derivatives of acyclic hydrocarbons, such as tetrachloroethylene, typically involves the chlorination of ethylene or other unsaturated hydrocarbons. This process is often carried out in specialized chemical plants using continuous flow reactors and distillation columns to separate the desired products from the reaction mixture.

Production inputs

The main inputs required for the production of HS code 290323 products include ethylene or other unsaturated hydrocarbon feedstocks, chlorine gas, and various catalysts and solvents. Additionally, the industry relies on specialized equipment such as chemical reactors, distillation columns, and storage tanks to facilitate the production and purification processes.

Production outputs

The primary output of HS code 290323 is tetrachloroethylene, which is widely used as a solvent in dry cleaning, metal degreasing, and various industrial applications. Other unsaturated chlorinated derivatives of acyclic hydrocarbons produced under this code may also find use in the manufacture of 290329 Halogenated derivatives of acyclic hydrocarbons, 290390 Halogenated derivatives of cyclic hydrocarbons, and 390350 Vinylidene chloride-vinyl chloride copolymers.

Revisions to 290323

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 290323. The most recent 1 version of this code (290323) is in the HS v2022 system:

This page shows a legacy version of code 290323 ( HS v2017).

Family tree for unsaturated chlorinated derivatives of acyclic hydrocarbons; tetrachloroethylene (perchloroethylene)

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2903'>2903: Halogenated derivatives of hydrocarbons</a>"]
B --> C["<a href='/classifications/hs/v2017/290323'>290323: Unsaturated chlorinated derivatives of acyclic hydrocarbons; tetrachloroethylene (perchloroethylene)</a>"]

    B --> D["<a href='/classifications/hs/v2017/290311'>290311: Saturated chlorinated derivatives of acyclic hydrocarbons; chloromethane (methyl chloride) and chloroethane (ethyl chloride)</a>"]
B --> E["<a href='/classifications/hs/v2017/290312'>290312: Saturated chlorinated derivatives of acyclic hydrocarbons; dichloromethane (methylene chloride)</a>"]
B --> F["<a href='/classifications/hs/v2017/290313'>290313: Saturated chlorinated derivatives of acyclic hydrocarbons; chloroform (trichloromethane)</a>"]
B --> G["<a href='/classifications/hs/v2017/290314'>290314: Saturated chlorinated derivatives of acyclic hydrocarbons; carbon tetrachloride</a>"]
B --> H["<a href='/classifications/hs/v2017/290315'>290315: Saturated chlorinated derivatives of acyclic hydrocarbons; ethylene dichloride (ISO) (1,2-dichloroethane)</a>"]
B --> I["<a href='/classifications/hs/v2017/290319'>290319: Saturated chlorinated derivatives of acyclic hydrocarbons; n.e.c. in item no. 2903.1</a>"]
B --> J["<a href='/classifications/hs/v2017/290321'>290321: Unsaturated chlorinated derivatives of acyclic hydrocarbons; vinyl chloride (chloroethylene)</a>"]
B --> K["<a href='/classifications/hs/v2017/290322'>290322: Unsaturated chlorinated derivatives of acyclic hydrocarbons; trichloroethylene</a>"]
B --> L["<a href='/classifications/hs/v2017/290329'>290329: Unsaturated chlorinated derivatives of acyclic hydrocarbons; n.e.c. in item no. 2903.2</a>"]
B --> M["<a href='/classifications/hs/v2017/290331'>290331: Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons; ethylene dibromide (ISO) (1,2-dibromoethane)</a>"]
B --> N["<a href='/classifications/hs/v2017/290339'>290339: Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons; other than ethylene dibromide (ISO) (1,2-dibromoethane)</a>"]
B --> O["<a href='/classifications/hs/v2017/290371'>290371: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoromethane</a>"]
B --> P["<a href='/classifications/hs/v2017/290372'>290372: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichlorotrifluoroethane</a>"]
B --> Q["<a href='/classifications/hs/v2017/290373'>290373: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichlorofluoroethanes</a>"]
B --> R["<a href='/classifications/hs/v2017/290374'>290374: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoroethanes</a>"]
B --> S["<a href='/classifications/hs/v2017/290375'>290375: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichloropentafluoropropanes</a>"]
B --> T["<a href='/classifications/hs/v2017/290376'>290376: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; bromochlorodifluoromethane, bromotrifluoromethane, and dibromotetrafluoroethanes</a>"]
B --> U["<a href='/classifications/hs/v2017/290377'>290377: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; n.e.c. in headings 290371 to 290376, perhalogenated only with fluorine and chlorine</a>"]
B --> V["<a href='/classifications/hs/v2017/290378'>290378: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; perhalogenated derivatives, other than those only with fluorine and chlorine, n.e.c. in item no. 2903.71 to 2903.76</a>"]
B --> W["<a href='/classifications/hs/v2017/290379'>290379: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; n.e.c. in item no. 2903.7</a>"]
B --> X["<a href='/classifications/hs/v2017/290381'>290381: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; 1,2,3,4,5,6-Hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN)</a>"]
B --> Y["<a href='/classifications/hs/v2017/290382'>290382: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; aldrin (ISO), chlordane (ISO), and heptachlor (ISO)</a>"]
B --> Z["<a href='/classifications/hs/v2017/290383'>290383: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; mirex (ISO)</a>"]
B --> BA["<a href='/classifications/hs/v2017/290389'>290389: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; n.e.c. in item no. 2903.8</a>"]
B --> BB["<a href='/classifications/hs/v2017/290391'>290391: Halogenated derivatives of aromatic hydrocarbons; chlorobenzene, o-dichlorobenzene, and p-dichlorobenzene</a>"]
B --> BC["<a href='/classifications/hs/v2017/290392'>290392: Halogenated derivatives of aromatic hydrocarbons; hexachlorobenzene (ISO) and DDT (ISO) (clofenotane (INN), and 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane)</a>"]
B --> BD["<a href='/classifications/hs/v2017/290393'>290393: Halogenated derivatives of aromatic hydrocarbons; pentachlorobenzene (ISO)</a>"]
B --> BE["<a href='/classifications/hs/v2017/290394'>290394: Halogenated derivatives of aromatic hydrocarbons; hexabromobiphenyls</a>"]
B --> BF["<a href='/classifications/hs/v2017/290399'>290399: Halogenated derivatives of aromatic hydrocarbons; n.e.c. in item no. 2903.91, 2903.92, 2903.93 and 2903.94</a>"]

    

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