Phenylhydrazine Hydrochloride USP
Phenylhydrazine hydrochloride is a chemically defined organic derivative of hydrazine used primarily as an intermediate in pharmaceutical synthesis and as a reagent in drug testing for glucose detection. It falls under HTS 2928.00.30.00 as a drug because it meets USP standards for pharmaceutical applications and is imported for medicinal manufacturing processes.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3.7% | — | 3.7% |
| 🇲🇽Mexico | 3.7% | — | 3.7% |
| 🇨🇦Canada | 3.7% | — | 3.7% |
| 🇩🇪Germany | 3.7% | — | 3.7% |
| 🇯🇵Japan | 3.7% | — | 3.7% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not certified for drug use
Non-drug organic hydrazine derivatives fall under the general 'other' subheading without pharmaceutical specification.
If imported as finished pharmaceutical intermediate
Heterocyclic compounds used solely as drug active ingredients may shift to Chapter 30 equivalents under last-in-numerical-order rule.
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Import Tips & Compliance
• Provide FDA Drug Master File or Certificate of Analysis confirming USP grade and drug end-use to justify classification
• Ensure proper labeling as a hazardous substance (toxic) with UN shipping declarations for hydrazine derivatives
• Avoid misclassification as industrial chemical by documenting pharmaceutical manufacturing intent
Related Products under HTS 2928.00.30.00
Acetohydroxamic Acid API
Acetohydroxamic acid is a hydroxylamine derivative serving as the active pharmaceutical ingredient in medications for urinary tract infections. Classified under HTS 2928.00.30.00 as a drug due to its direct medicinal application and compliance with pharmacopeial standards.
Girard Reagent T
Girard Reagent T (trimethylacetylmethylhydrazinium chloride) is a hydrazine derivative used in pharmaceutical analysis for carbonyl compound derivatization in steroid drug assays. It qualifies under HTS 2928.00.30.00 as a drug for its essential role in medicinal quality control processes.
Hydroxylamine Sulfate Pharmaceutical Grade
Hydroxylamine sulfate of pharmaceutical grade serves as a reducing agent in antibiotic synthesis and pharmaceutical intermediates production. It is classified as a drug under HTS 2928.00.30.00 due to its high purity specification for medicinal manufacturing.
1-Phenyl-3-pyrazolidinone Drug Intermediate
1-Phenyl-3-pyrazolidinone is a hydrazine derivative used as intermediate in synthesis of anti-inflammatory pyrazolone drugs like phenylbutazone. Falls under HTS 2928.00.30.00 as a drug intermediate essential for pharmaceutical production.
Semicarbazide Hydrochloride USP
Semicarbazide hydrochloride, a hydrazinecarboxamide derivative, functions as a reagent in pharmaceutical carbonyl assays and synthesis of semicarbazone drugs. Classified under HTS 2928.00.30.00 for its USP-grade drug testing applications.
Carbhydrazide Pharmaceutical Grade
Carbhydrazide is a bifunctional hydrazine derivative used in synthesis of antitubercular drugs and as oxygen scavenger in pharmaceutical water systems. It qualifies as a drug under HTS 2928.00.30.00 for medicinal applications.