Dodecylbenzene Sulfonic Acid (DDBSA)

DDBSA is a high-purity linear alkylbenzene sulfonic acid with C12 alkyl chain, strictly containing sulfo groups only. Classifies under HTS 2904.10.5000 as other sulfonated hydrocarbon derivative. Essential for household and industrial cleaning formulations.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.2%+35.0%39.2%
🇲🇽Mexico4.2%+10.0%14.2%
🇨🇦Canada4.2%+10.0%14.2%
🇩🇪Germany4.2%+10.0%14.2%
🇯🇵Japan4.2%+10.0%14.2%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3824.99Lower: 15% vs 39.2%

If blended with solvents or hydrotropes for stability

Chemical preparations not purely single compounds fall under residual chemical mixtures.

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Import Tips & Compliance

Declare exact alkyl chain distribution (C10-14) via chromatogram to prevent mixture classification

pH <1 requires DOT hazardous material declaration; use HDPE/steel drums only

CAS 27176-87-0 documentation mandatory; generic 'LABSA' declarations often rejected

Related Products under HTS 2904.10.50.00

Sodium Dodecylbenzene Sulfonate

Sodium dodecylbenzene sulfonate is a synthetic anionic surfactant derived from dodecylbenzene with a single sulfo group (-SO3H), neutralized as its sodium salt. It falls under HTS 2904.10.5000 as a sulfonated derivative of hydrocarbons containing only sulfo groups. Primarily used in detergents and emulsifiers.

Linear Alkylbenzene Sulfonic Acid (LABSA)

LABSA is a versatile surfactant produced by sulfonating linear alkylbenzene with sulfuric acid, containing only sulfo groups. Classified under HTS 2904.10.5000 as a sulfonated hydrocarbon derivative. Widely used in liquid detergents, emulsifiers, and industrial cleaners.

Ethyl Benzene Sulfonate

Ethyl benzene sulfonate is the ethyl ester of benzenesulfonic acid, explicitly covered under this subheading for ethyl esters of sulfo derivatives. Meets HTS 2904.10.5000 criteria as containing only sulfo groups from hydrocarbon parent. Used as intermediate in dye and pharmaceutical synthesis.

Petroleum Sulfonic Acid Sodium Salt

Sodium salt of petroleum sulfonic acids derived from alkylated aromatic hydrocarbons, containing only sulfo groups. Qualifies under HTS 2904.10.5000 as sulfonated hydrocarbon derivative salt. Used in metalworking fluids and rust inhibitors.

Toluene Sulfonic Acid Monohydrate

Para-toluene sulfonic acid monohydrate contains only sulfo groups on toluene hydrocarbon backbone. Fits HTS 2904.10.5000 as sulfonated hydrocarbon derivative. Used as catalyst in esterification and polymerization reactions.

Xylene Sulfonic Acid Sodium Salt

Sodium xylene sulfonate serves as hydrotrope in cleaning formulations, derived from sulfonated xylene containing only sulfo groups. HTS 2904.10.5000 classification as hydrocarbon sulfo derivative salt. Enhances surfactant solubility.