Ammonium Gentisate

Ammonium salt of gentisic acid, HTS 2918.29.2000 per salt rule.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	6.5%	+25.0%	31.5%
🇲🇽Mexico	6.5%	—	6.5%
🇨🇦Canada	6.5%	—	6.5%
🇩🇪Germany	6.5%	—	6.5%
🇯🇵Japan	6.5%	—	6.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2923.20.10.00Higher: 35% vs 31.5%

If organic base emphasized

Salt classification per note (C)(2).

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Import Tips & Compliance

• Ammonia content verification

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Gentisic Acid USP Grade

Gentisic acid (2,5-dihydroxybenzoic acid) is a chemically defined organic compound with a carboxylic acid group and phenolic hydroxy functions, classified under HTS 2918.29.2000 as a specific carboxylic acid with phenol function but without other oxygen function. It is supplied as a white crystalline powder for pharmaceutical and research applications.

Ferulic Acid Powder 99%

Ferulic acid (4-hydroxy-3-methoxycinnamic acid) is a hydroxycinnamic acid classified under HTS 2918.29.2000 as its salts are specifically named, with the pure acid following the same principal function. Used as antioxidant in cosmetics and food supplements, it's a white to off-white powder.

Caffeic Acid Pharmaceutical Grade

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