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2509.00.20.00/Chalk Filler for Cement Production/Japan

Chalk Filler for Cement Production from Japan

Ground natural chalk used as a functional filler in Portland cement manufacturing to adjust composition. Falls under HTS 2509.00.20.00 as industrial 'other' chalk, not a finished construction product.

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

• Certify as raw material not mixed with other minerals to stay in 2509; comply with cement import quotas if blended; test for reactivity to distinguish from limestone