3912.31.00.90/Industrial CMC Viscosifier Grade/Canada

Industrial CMC Viscosifier Grade from Canada

Industrial-grade carboxymethylcellulose sodium serves as a viscosifier in oil drilling fluids and ceramics. It qualifies for HTS 3912.31.00.90 as other CMC salts in primary powder form per chapter polymer classification rules. Essential for high-viscosity applications in manufacturing.

Duty Rate — Canada → United States

6.4%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Include viscosity specs and substitution degree in docs to distinguish from lower-grade 'Other' celluloses

• Avoid bulk packaging over retail limits to stay out of 3923; use industrial drums

Industrial CMC Viscosifier Grade from Canada — Import Duty Rate | HTS 3912.31.00.90