Industrial Butyrolactone Solvent Precursor from China
Industrial-grade butyrolactone serves as a precursor for solvents like NMP, classified as a pure lactone heterocyclic under HTS 2932.20.50.10 per Chapter 29(a). Meets criteria for separate chemically defined compound.
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
• Include end-use statement for manufacturing to avoid consumer chemical scrutiny; ensure no specific-use adaptations per note (e); batch-test for impurities