Potassium Caffeate Salt
Potassium caffeate is the salt of caffeic acid, a hydroxycinnamic acid with a phenol function. As an inorganic salt of an organic compound, it is classified in the heading appropriate to the organic compound (caffeic acid) under Chapter 29 Note 5(C)(1). This water-soluble form is used in pharmaceutical and food additive applications.
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 |
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
• Provide documentation showing the salt is derived from caffeic acid to support classification
• Ensure the product is a separate chemically defined compound; mixtures may be classified elsewhere
• Verify that no other heading in Chapter 29 is more specific for the salt
Related Products under Tariff item 2918.29.00
1-Hydroxy-2-Naphthoic Acid
1-Hydroxy-2-naphthoic acid is a naphthol carboxylic acid with both phenol and carboxylic acid functions, without other oxygen groups. It is used as an intermediate in the production of dyes and pharmaceuticals. This compound falls under tariff item 2918.29.00 as a carboxylic acid with phenol function.
1-Hydroxy-2-Naphthoic Acid Phenyl Ester
1-Hydroxy-2-naphthoic acid phenyl ester is the phenyl ester derivative of 1-hydroxy-2-naphthoic acid. Per Chapter 29 ester rules, it is classified with the parent acid. This ester is used in fine chemical synthesis and as an intermediate.
2,3-Cresotic Acid
2,3-Cresotic acid, also known as 2,3-dihydroxy-4-methylbenzoic acid, is a carboxylic acid with a phenol function. It is used in the synthesis of dyes and pharmaceuticals. This compound is classified under tariff item 2918.29.00 as an 'other' carboxylic acid with phenol function.
2-Hydroxy-1-Naphthoic Acid
2-Hydroxy-1-naphthoic acid is a phenolic naphthoic acid used in azo dye coupling and pharmaceutical synthesis. It has both phenol and carboxylic acid functions without other oxygen groups. This compound falls under tariff item 2918.29.00.
2-Hydroxybenzoic Acid Calcium Salt
2-Hydroxybenzoic acid calcium salt, or calcium salicylate, is the calcium salt of salicylic acid. Per Chapter 29 note 5, inorganic salts of organic acids are classified with the parent acid. It is used in pharmaceutical applications.
3,4-Dihydroxycinnamic Acid
3,4-Dihydroxycinnamic acid, also known as caffeic acid, is a hydroxycinnamic acid with a phenolic carboxylic acid structure. It is a separate chemically defined organic compound and falls under this tariff item as a carboxylic acid with phenol function without other oxygen functions.