CMC Sodium Salt for Detergents from Canada
Carboxymethylcellulose sodium salt prevents soil redeposition in laundry detergents. Classified HTS 3912.31.00.90 as other CMC salts in primary granular form for industrial use. Meets chapter notes for pure cellulose ether polymers.
Duty Rate — Canada → United States
16.4%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Biodegradability certs help with environmental compliance declarations
• Distinguish from finished detergent (3402) by importing as bulk primary polymer only
• Ensure no plasticizers added, per 3920.43 note, to avoid heading shift