Caffeine Anhydrous Powder

Pure caffeine anhydrous is a naturally derived alkaloid reproduced by synthesis, used in pharmaceuticals, energy drinks, and supplements. It falls under HTS 2939.59.00.00 as 'other' theophylline and aminophylline derivatives and their salts, being a purine alkaloid structurally related to theophylline. This classification covers its chemical purity and common industrial applications.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇨🇦CanadaFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

Alternative Classifications

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

2939.30.00.00Same rate: Free

If explicitly caffeine or its salts

Pure caffeine has its own specific subheading within the same alkaloid group, taking precedence over 'other' category.

3004.90Higher: 10% vs Free

If when pre-formulated into tablets or capsules

Tableted or capsulated medicinal preparations shift to Chapter 30 as finished medicaments rather than bulk chemicals.

3824.99Higher: 15% vs Free

If mixed with carriers for industrial extraction

Mixtures exceeding simple solutions become chemical preparations of Chapter 38.

Not sure which classification is right?

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Import Tips & Compliance

• Verify purity certificates (min. 98%) and provide COA from manufacturer; ensure compliance with FDA food additive regulations; watch for misclassification as Chapter 27 hydrocarbons

Related Products under HTS 2939.59.00.00

Theophylline USP Grade

Theophylline USP is a methylxanthine alkaloid used as a bronchodilator in respiratory medications. Classified under HTS 2939.59.00.00 as a theophylline derivative in pure form for pharmaceutical synthesis. Meets USP standards for medicinal applications.

Aminophylline Powder

Aminophylline is theophylline ethylenediamine complex, a soluble derivative used in asthma treatments. Falls under HTS 2939.59.00.00 as specified 'aminophylline (theophylline-ethylenediamine) and their derivatives.' Provided as sterile powder for injection or oral use.

Paraxanthine Pharmaceutical Intermediate

Paraxanthine is a primary caffeine metabolite and theophylline-related dimethylxanthine used in nootropic supplements. Classified in HTS 2939.59.00.00 as 'other' xanthine alkaloid derivatives. Synthetic production for research and cognitive enhancement products.

Theobromine Crystals

Theobromine is a xanthine alkaloid from cocoa, structurally similar to theophylline, used in cosmetics and pharmaceuticals. HTS 2939.59.00.00 covers it as 'other' theophylline derivatives in crystalline form. Common in chocolate-derived supplements.

Dyphylline API

Dyphylline (7-(2,3-dihydroxypropyl)theophylline) is a theophylline derivative bronchodilator for veterinary and human use. Pure active pharmaceutical ingredient under HTS 2939.59.00.00 as 'other' derivative. Water-soluble for syrup formulations.

Proxyphylline Pure Substance

Proxyphylline (7-(2-hydroxypropyl)theophylline) is a soluble theophylline derivative for expectorant medications. HTS 2939.59.00.00 classification for bulk pharmaceutical chemical. Used in cough syrup active ingredient.