Galactonolactone from China
Galactonolactone, derived from galactose oxidation, is a six-membered lactone with oxygen heteroatom classified under HTS 2932.20.50. Applications in cosmetics and enzyme inhibition.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Cosmetic grade requires heavy metal analysis (<10ppm)
• pH stability testing prevents hydrolysis during transit
• Differentiate from galactonic acid (non-lactone form)