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Pantolactone from China

Pantolactone, a five-membered lactone used in pantothenic acid synthesis, contains oxygen heteroatom only and falls under HTS 2932.20.50. Essential intermediate for vitamin B5 production.

Duty Rate — China → United States

16.2%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Optical purity (>98% D-form) certification required for pharma use

Hygroscopic nature requires sealed aluminum-lined drums

Avoid racemic mixture declarations which command lower pricing but different uses