Acetohydroxamic Acid API
Acetohydroxamic acid is a hydroxylamine derivative used as an active pharmaceutical ingredient in medications for urinary tract infections. It is a chemically defined organic compound with a hydroxamic acid group. This product falls under tariff item 2928.00.00 as an organic derivative of hydroxylamine.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is considered an amide-function compound
Acetohydroxamic acid contains an amide-like bond, potentially classifiable under heading 29.24 for amide-function compounds.
If the product is put up in measured doses or for retail sale
Section note 2 states that goods in measured doses or for retail sale are classified in heading 30.04, overriding chapter 29 classification.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is classified as a pharmaceutical active ingredient, which may require a Drug Identification Number (DIN) from Health Canada
• Provide a certificate of analysis and proof of pharmaceutical grade purity
• Verify if the product is subject to the Controlled Drugs and Substances Act, though acetohydroxamic acid is not typically controlled
Related Products under Tariff item 2928.00.00
1,1-Diphenyl-2-picrylhydrazyl
1,1-Diphenyl-2-picrylhydrazyl (DPPH) is a stable free radical used as an antioxidant assay standard in research. It is a chemically defined organic compound with a hydrazine derivative structure. This product falls under tariff item 2928.00.00 as an organic derivative of hydrazine.
1-Phenyl-3-pyrazolidinone Drug Intermediate
1-Phenyl-3-pyrazolidinone is a hydrazine derivative used as an intermediate in the synthesis of anti-inflammatory drugs such as phenylbutazone. It is a chemically defined organic compound with a pyrazolidinone ring. This product falls under tariff item 2928.00.00 as an organic derivative of hydrazine, given its hydrazine-based structure.
1-Phenyl-3-pyrazolidinone (Phenidone)
1-Phenyl-3-pyrazolidinone (Phenidone) is a cyclic hydrazine derivative with an aromatic phenyl substituent. It is chemically defined and used as a photographic developer and intermediate. It falls under tariff item 2928.00.00 as an organic derivative of hydrazine, with the aromatic ring not affecting classification.
2,4-Dinitrophenylhydrazine
2,4-Dinitrophenylhydrazine (DNPH) is a dinitrated phenylhydrazine derivative, chemically defined, used for aldehyde and ketone detection. It is a hydrazine derivative with nitro groups, which are not considered nitrogen functions per Chapter 29 Note 4. It falls under tariff item 2928.00.00 as an organic derivative of hydrazine.
4-Nitrophenylhydrazine
4-Nitrophenylhydrazine is a nitrated derivative of phenylhydrazine, a chemically defined organic compound. It is used in carbonyl compound detection and synthesis. As a hydrazine derivative, it falls under tariff item 2928.00.00, with the nitro group not affecting classification per Chapter 29 Note 4.
Acetohydroxamic Acid
Acetohydroxamic acid is a synthetic organic derivative of hydroxylamine used primarily as a pharmaceutical intermediate and for urolithiasis treatment. It is a chemically defined organic compound with a hydroxamic acid group. This product falls under tariff item 2928.00.00 as an organic derivative of hydroxylamine.