2932.20.50.50/Pantolactone/Japan

Pantolactone from Japan

Pantolactone, a five-membered lactone used in pantothenic acid (Vitamin B5) synthesis, classified under HTS 2932.20.50.50 for other oxygen-heterocycle lactones. Essential intermediate for vitamin production.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• USP/NF reference standards documentation for pharmaceutical intermediates

• Chiral purity specification (D-pantolactone vs racemic) affects classification consistency

• End-use declaration prevents classification as finished vitamin under 2936