Sodium Carboxymethyl Cellulose Powder from Japan
Sodium carboxymethyl cellulose (CMC) is a cellulose derivative used as a thickener in food, pharmaceuticals, and detergents. It falls under HTS 3913.90.20.90 as a polysaccharide derivative in primary form (powder), not elsewhere specified. This classification applies to its unmodified primary state before further processing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify purity and derivative status via certificate of analysis to confirm polysaccharide base and avoid reclassification to synthetic polymers
• Ensure documentation specifies 'primary form' (e.g
• powder <95% processed) to prevent shifts to finished goods headings