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Benzenesulfonyl Chloride for Agrochemical Synthesis

Benzenesulfonyl chloride for agrochemical synthesis is a sulfonated benzene derivative used as an intermediate for sulfonylurea herbicides like metsulfuron-methyl. It contains only a sulpho group and is classified under tariff item 2904.10.00 as a pure chemically defined compound. The intended use as a pesticide intermediate does not alter its classification under Chapter 29.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

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

3808.92.10Higher: 6.5% vs Free

If the product is formulated as a ready-to-use pesticide

The alternative covers fungicides, herbicides, and similar products put up for retail sale.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Confirm the product is not formulated with other active ingredients that could shift classification to a pesticide heading

• Keep records of the chemical composition for CBSA inspection

• Verify if a Pest Control Products Act permit is required for the end-use product

Related Products under Tariff item 2904.10.00

1,3,6/1,3,7-Naphthalenetrisulfonic Acid Technical Grade

Technical grade mixture of 1,3,6- and 1,3,7-naphthalenetrisulfonic acid is used in industrial dye synthesis. It contains only sulpho groups and falls under tariff item 2904.10.00 as a sulfonated hydrocarbon derivative. The mixture of isomers is covered under Chapter 29 Note 1(b) as a mixture of isomers of the same organic compound.

1,3,6-1,3,7-NTS Acid for Acid Dyes

A mixture of naphthalenetrisulfonic acid isomers (1,3,6 and 1,3,7) used as a diazo component in acid dye synthesis. This product contains only sulpho groups as functional derivatives of hydrocarbons, falling under tariff item 2904.10.00.

1,5-Naphthalenedisulfonic Acid

1,5-Naphthalenedisulfonic acid is a di-sulfonated naphthalene derivative containing only sulpho groups, explicitly provided for in tariff item 2904.10.00. It is widely used in the production of azo dyes and as an intermediate in organic synthesis. The product is a separate chemically defined compound meeting Chapter 29 requirements.

2-Anthracenesulfonic acid

2-Anthracenesulfonic acid is a chemically defined organic compound derived from anthracene, a polycyclic aromatic hydrocarbon, containing only sulpho groups. It falls under tariff item 2904.10.00 as a derivative containing only sulpho groups, their salts and ethyl esters.

2-Anthracenesulfonic acid for azo dye production

This 2-anthracenesulfonic acid is intended for dilution to standard strengths for the production of azo dyes, as specified in Chapter 29 Note 1(h). It remains classified under tariff item 2904.10.00 as a sulphonated hydrocarbon derivative containing only sulpho groups.

2-Anthracenesulfonic acid hydrate

2-Anthracenesulfonic acid hydrate is the parent compound dissolved in water, as permitted by Chapter 29 Note 1(d) for chemically defined products. It maintains classification under tariff item 2904.10.00 as a sulphonated hydrocarbon derivative containing only sulpho groups.