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8422.90.91.95/Wafer Polisher Slurry Distribution Ring/Canada

Wafer Polisher Slurry Distribution Ring from Canada

Ceramic ring distributing polishing slurry evenly across wafer surface in chemical mechanical polishers. HTS 8422.90.91.95 part for wafer polishing equipment in semiconductor notes. Achieves global planarization for device fabrication.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Specify slurry chemistry compatibility; include material certs (e.g

• alumina ceramic); track wear rate specs