Histidine Monohydrochloride Monohydrate
This hydrated hydrochloride salt of histidine is an aromatic oxygen-function amino-acid product under additional U.S. note 3, HTS 2922.49.30.00. Common in biotech reagents.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | +131.0% | 137.5% |
| 🇲🇽Mexico | 6.5% | +103.5% | 110% |
| 🇨🇦Canada | 6.5% | +103.5% | 110% |
| 🇩🇪Germany | Free | +18.5% | 18.5% |
| 🇯🇵Japan | Free | +21.0% | 21% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If heavy metal coordination
Coordination compounds classified last per note 3(C)(3), potentially chapter 28.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Water content must not alter classification per note 1(d); COA required
• Watch for stabilizer limits
Related Products under HTS 2922.49.30.00
DL-Phenylalanine
DL-Phenylalanine is an aromatic amino acid with a single carboxylic acid oxygen function, classified under HTS 2922.49.30.00 as it falls within additional U.S. note 3 to section VI for specific oxygen-function amino-compounds. It is used in nutritional supplements and pharmaceutical intermediates.
L-Tyrosine
L-Tyrosine is a para-hydroxyphenyl derivative of phenylalanine, an aromatic amino acid with amino-acid oxygen function, covered by HTS 2922.49.30.00 under additional U.S. note 3. It serves as a precursor for neurotransmitters and thyroid hormones.
DL-Tryptophan
DL-Tryptophan, an indole-containing aromatic amino acid with single oxygen function, is specified in additional U.S. note 3 to section VI, fitting HTS 2922.49.30.00. It is essential for serotonin synthesis in supplements.
L-Histidine
L-Histidine is an imidazole-ring aromatic amino acid under oxygen-function amino-compounds in HTS 2922.49.30.00 per additional U.S. note 3. Used in cell culture media and antihistamine precursors.
L-Phenylalanine Ethyl Ester Hydrochloride
This ester salt of phenylalanine is an aromatic derivative with amino-acid oxygen function, classified in HTS 2922.49.30.00 as per additional U.S. note 3 and chapter note 3(A). Used in peptide synthesis.
Tyrosine Methyl Ester
Tyrosine methyl ester, an ester of the aromatic amino-acid tyrosine, fits HTS 2922.49.30.00 under additional U.S. note 3 for section VI. Primarily for synthetic chemistry applications.