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7010.20.20.00/Flask Neck Glass Stoppers/Japan

Flask Neck Glass Stoppers from Japan

Ground-glass stoppers made by automatic machines for laboratory and perfume flasks used in packing liquids. They ensure leak-proof seals and are under HTS 7010.20.20.00 as machine-produced closures.

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

• Specify ground finish tolerances in specs for proper duty assessment

• Separate from flasks in shipments to avoid set classification