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Carboxymethyl Cellulose (CMC) Flakes from Mexico

Sodium salt of carboxymethyl cellulose in flake form for industrial thickeners and stabilizers. HTS 3912.90.00 covers this as other cellulose derivatives not specifically named.

Duty Rate — Mexico → United States

15.2%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Document substitution degree (DS) to distinguish from specific ether subheadings

Label clearly as primary form to prevent reclassification as finished articles

Check REACH compliance for EU-origin derivatives