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Cyclic Ethylene Carbonate from Japan

Ethylene carbonate is a five-membered cyclic carbonate ester with oxygen hetero-atoms, classified under HTS 2932.99.70.00 as aromatic oxygen heterocycle. Used in lithium battery electrolytes.

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%

Import Tips

Battery-grade requires >99.9% purity certification

Hygroscopic; include moisture content analysis

Verify not classified as carbonate ester under ester rules in chapter notes