99% Pure N-Chlorosuccinimide Powder

High-purity N-chlorosuccinimide in powdered form for laboratory and industrial synthesis, containing minor impurities but remains chemically defined. Specifically listed under HTS 2925.19.70.00 as an imide derivative not excluded by chapter notes on impurities. Common in alpha-chlorination of pharmaceuticals and natural product synthesis.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

2844.20.00Lower: 7.5% vs 35%

If moisture content renders it non-chemically defined

Perchlorates and similar oxidizers exclude from chapter 29; high water content might shift classification.

3822Lower: 10% vs 35%

If for diagnostic or lab reagent kits

Prepared reagents for lab analysis classify in 3822 regardless of chapter 29 composition.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include certificate of analysis showing <1% impurities to maintain chapter 29 classification; label as UN2078 oxidizing solid; pre-register under TSCA if new to US market