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4002.39.00.00/CIIR Powder Form/Japan

CIIR Powder Form from Japan

Micronized chlorobutyl rubber powder for compounding in adhesives, classified as primary form powder under HTS 4002.39.00.00. Meets Chapter 40 definitions for uncompounded synthetic rubber granules/powders.

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

• Particle size analysis required to distinguish powder from 'crumbs' or scrap

• Certify absence of plasticizers/extenders except permitted mineral oil

• Watch for misdeclaration as factice-derived if oil-based modifiers exceed limits

CIIR Powder Form from Japan — Import Duty Rate | HTS 4002.39.00.00