Phendimetrazine Tartrate
Phendimetrazine tartrate is the approved salt form of this Schedule III anorectic agent listed under HTS 2934.91.00.00. Used in weight loss medications as sustained-release API. The tartrate salt optimizes bioavailability.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified primarily by carboxamide function over heterocycle
Functional group priority may shift to earlier chapter heading per note 3.
If in controlled-release capsule dosage
All finished oral dosage forms containing the API classify in Chapter 30.
If containing additional alkaloid impurities
Threshold impurities may trigger vegetable alkaloid classification.
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Import Tips & Compliance
• Register with DEA as importer of List I chemicals if manufacturing extended-release forms
• Include polymorphic form specification (Form I vs Form II) in COA for batch consistency
• Pre-clear with CBP via ACE system using controlled substance HTSUS designation
Related Products under HTS 2934.91.00.00
Brotizolam Powder
Brotizolam is a thienodiazepine derivative classified as a short-acting benzodiazepine used primarily for treating insomnia. It falls under HTS 2934.91.00.00 as one of the specifically named heterocyclic compounds in this subheading. This pure chemical is imported for pharmaceutical manufacturing or research purposes.
Clotiazepam Hydrochloride
Clotiazepam hydrochloride is the salt form of clotiazepam, a benzodiazepine anxiolytic with muscle relaxant properties. This specific salt is explicitly covered under HTS 2934.91.00.00 as listed. Imported primarily as active pharmaceutical ingredient for tablet/capsule production.
Dextromoramide Tartrate
Dextromoramide tartrate serves as the stable salt form of this potent synthetic opioid analgesic listed under HTS 2934.91.00.00. Used in pharmaceutical production for severe pain management formulations. The tartrate salt enhances solubility for drug delivery.
Sufentanil Citrate Powder
Sufentanil citrate represents the citrate salt of sufentanil, an extremely potent mu-opioid agonist listed in HTS 2934.91.00.00. Utilized in anesthesia as active ingredient for injectables. This form provides pharmaceutical grade stability.
Pemoline Base
Pemoline is a central nervous system stimulant and oxazolidine derivative specifically named in HTS 2934.91.00.00. Historically used in ADHD treatment formulations. Imported as pure API for pharmaceutical compounding.
Ketazolam Crystals
Ketazolam appears as crystalline powder, a long-acting benzodiazepine derivative specifically enumerated in HTS 2934.91.00.00. Functions as API for anxiety disorder treatments. High purity form for precise formulation.