Sodium Carboxymethyl Cellulose Powder from Mexico
Sodium carboxymethyl cellulose (CMC) is a chemically modified derivative of cellulose, a natural polymer, supplied in primary powder form for use in food, pharmaceuticals, and industrial applications as a thickener and stabilizer. It falls under HTS 3913.90.5000 as a modified natural polymer not elsewhere specified in primary forms.
Duty Rate — Mexico → United States
6.5%
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
Import Tips
• Verify chemical modification details and purity certificates to confirm classification as modified natural polymer; ensure compliance with FDA regulations if for food/pharma use; avoid misclassification as synthetic under Chapter 39 by providing monomer analysis