Pure 1,2-Benzisothiazolin-3-one Technical Grade (>98%)

Technical grade 1,2-benzisothiazolin-3-one with purity exceeding 98% serves as the raw material for manufacturing commercial biocide formulations. This chemically defined aromatic heterocyclic compound falls squarely under HTS 2934.99.09.00 per Chapter 29 note (a).

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFreeFree
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

Alternative Classifications

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

2934.99.90.01Higher: 6.5% vs Free

If non-aromatic heterocyclic structure

Aromaticity determines subheading within Chapter 29 heterocyclic compounds.

2904.10Higher: 14.2% vs Free

If for derivative hydrocarbon classification

Parent hydrocarbon structure could apply if functional groups ignored.

Not sure which classification is right?

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Import Tips & Compliance

Provide HPLC analysis certificates confirming >98% purity for tariff classification

Obtain TSCA pre-manufacture notice approval for new chemical importers

Use secondary containment packaging per UN corrosive solid requirements

Related Products under HTS 2934.99.09.00

1,2-Benzisothiazolin-3-one (BIT)

1,2-Benzisothiazolin-3-one is a heterocyclic organic compound featuring a benzisothiazole ring structure, classified under HTS 2934.99.09.00 as an aromatic heterocyclic compound. It is primarily used as a broad-spectrum antimicrobial preservative in industrial applications.

Proxel GXL Preservative (20% BIT in Propylene Glycol)

Proxel GXL contains 20% 1,2-benzisothiazolin-3-one as the active biocide ingredient dissolved in propylene glycol, classified under HTS 2934.99.09.00 when the BIT content qualifies as principal component per Chapter Note 2. This commercial formulation prevents microbial growth in water-based products.

Nipacide BIT-20 Biocide

Nipacide BIT-20 is a 20% dispersion of 1,2-benzisothiazolin-3-one used as an in-can preservative for paints and coatings. Its classification under HTS 2934.99.09.00 reflects the dominance of the aromatic heterocyclic compound per chapter classification rules.

Salgard BIT-20 Industrial Preservative

Salgard BIT-20 contains 1,2-benzisothiazolin-3-one at 20% active concentration for microbial control in metalworking fluids. HTS 2934.99.09.00 classification applies due to the specific identification of this benzisothiazolone compound in the tariff.

Kathoon LX Preservative (BIT-based)

Kathoon LX is a liquid preservative containing 1,2-benzisothiazolin-3-one as primary active ingredient for personal care formulations. Classified under HTS 2934.99.09.00 when imported as the specified chemical compound meeting chapter purity criteria.