Alcohols; polyhydric, n.e.c. in item no. 2905.4

HS v2022 Code: 290549

About alcohols; polyhydric, n.e.c. in item no. 2905.4

HS code 290549 covers a diverse range of polyhydric alcohols, which are organic compounds containing multiple hydroxyl (-OH) groups. These alcohols play a crucial role in various industries, including chemical manufacturing, pharmaceuticals, and personal care products. They serve as important building blocks, intermediates, and functional additives, contributing to the production of a wide array of consumer and industrial goods.

Production process

The production of polyhydric alcohols covered under HS code 290549 typically involves chemical synthesis processes. Common methods include hydrogenation of carbonyl compounds, hydrolysis of epoxides, and the addition of hydroxyl groups to unsaturated compounds. These processes are often carried out in controlled environments, utilizing specialized equipment and catalysts to ensure efficient and high-quality production.

Production inputs

The main inputs required for the production of polyhydric alcohols under HS code 290549 include various organic precursor compounds, such as aldehydes, ketones, and epoxides. Additionally, the manufacturing process may require hydrogen gas, catalysts, and energy sources like heat or electricity. Specialized equipment, such as reactors, distillation columns, and purification systems, are also essential for the efficient and reliable production of these alcohols.

Production outputs

The polyhydric alcohols produced under HS code 290549 have a wide range of applications and are consumed by various industries. These alcohols can be used as intermediates in the synthesis of other chemicals, such as 290543 Mannitol, 290544 (D-glucitol (sorbitol)), and 290545 Glycerol. They also find use in the formulation of personal care products, pharmaceuticals, and industrial coatings and adhesives. The specific applications and downstream industries will depend on the unique properties and characteristics of the individual polyhydric alcohols produced.

Revisions to 290549

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 290549. The most recent 1 version of this code (290549) is in the HS v2022 system (this version):

This page shows the most recent version of code 290549.

Family tree for alcohols; polyhydric, n.e.c. in item no. 2905.4

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2905'>2905: Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2022/290549'>290549: Alcohols; polyhydric, n.e.c. in item no. 2905.4</a>"]

    B --> D["<a href='/classifications/hs/v2022/290511'>290511: Alcohols; saturated monohydric, methanol (methyl alcohol)</a>"]
B --> E["<a href='/classifications/hs/v2022/290512'>290512: Alcohols; saturated monohydric, propan-1-ol (propyl alcohol) and propan-2-ol (isopropyl alcohol)</a>"]
B --> F["<a href='/classifications/hs/v2022/290513'>290513: Alcohols; saturated monohydric, butan-1-ol (n-butyl alcohol)</a>"]
B --> G["<a href='/classifications/hs/v2022/290514'>290514: Alcohols; saturated monohydric, butanols excluding item no. 2905.13</a>"]
B --> H["<a href='/classifications/hs/v2022/290516'>290516: Alcohols; saturated monohydric, octanol (octyl alcohol) and isomers thereof</a>"]
B --> I["<a href='/classifications/hs/v2022/290517'>290517: Alcohols; saturated monohydric, dodecan-1-ol (lauryl alcohol), hexadecan-1-ol (cetyl alcohol) and octadecan-1-ol (stearyl alcohol)</a>"]
B --> J["<a href='/classifications/hs/v2022/290519'>290519: Alcohols; saturated monohydric, n.e.c. in item no. 2905.1</a>"]
B --> K["<a href='/classifications/hs/v2022/290522'>290522: Alcohols; unsaturated monohydric, acyclic terpene alcohols</a>"]
B --> L["<a href='/classifications/hs/v2022/290529'>290529: Alcohols; acyclic, unsaturated monohydric, (other than acyclic terpene alcohols)</a>"]
B --> M["<a href='/classifications/hs/v2022/290531'>290531: Alcohols; acyclic, diols; ethylene glycol (ethanediol)</a>"]
B --> N["<a href='/classifications/hs/v2022/290532'>290532: Alcohols; acyclic, diols; propylene glycol (propane-1, 2-diol)</a>"]
B --> O["<a href='/classifications/hs/v2022/290539'>290539: Alcohols; acyclic, diols, other than ethylene glycol (ethandiol) or propylene glycol (propane-1,2-diol)</a>"]
B --> P["<a href='/classifications/hs/v2022/290541'>290541: Alcohols; polyhydric, 2-ethyl-2- (hydroxymethyl) propane-1,3-diol (trimethylolpropane)</a>"]
B --> Q["<a href='/classifications/hs/v2022/290542'>290542: Alcohols; polyhydric, pentaerythritol</a>"]
B --> R["<a href='/classifications/hs/v2022/290543'>290543: Alcohols; polyhydric, mannitol</a>"]
B --> S["<a href='/classifications/hs/v2022/290544'>290544: Alcohols; polyhydric, d-glucitol (sorbitol)</a>"]
B --> T["<a href='/classifications/hs/v2022/290545'>290545: Alcohols; polyhydric, glycerol</a>"]
B --> U["<a href='/classifications/hs/v2022/290551'>290551: Alcohols; acyclic; halogenated, sulphonated, nitrated or nitrosated derivatives thereof, ethchlorvynol (INN)</a>"]
B --> V["<a href='/classifications/hs/v2022/290559'>290559: Alcohols; acyclic; halogenated, sulphonated, nitrated or nitrosated derivatives thereof, other than ethchlorvynol (INN)</a>"]

    

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