Industrial CMC Viscosifier Grade from Germany
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 — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
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