Zinc Formaldehyde Sulfoxylate from Germany
A sulfoxylate derivative of sodium used as a reducing agent in printing and dyeing industries, classified under HTS 2831.10.5000 as 'other' sulfoxylates of sodium. Despite the zinc component, it meets chemically defined criteria per Chapter 28/29 notes when primarily sodium-based. It functions similarly to sodium dithionite in textile processing.
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
• Confirm sodium base composition through assay reports to distinguish from pure zinc sulfoxylates under different headings
• Declare as hazardous (UN 3077) with proper IMDG/IMDG shipping papers for ocean freight
• Avoid bulk unpackaged imports; use sealed drums to meet stability requirements during transit