Sodium Tripolyphosphate Hexahydrate Crystals from Germany
STPP hexahydrate in crystalline form serves as a buffering agent and emulsifier in meat processing and canned seafood. It is sodium triphosphate (Na5P3O10·6H2O), directly matching HTS 2835.31.00.00 for polyphosphates. The hydrate form is chemically defined under Chapter 28 notes.
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 water content analysis (typically 43-49%) in COA to distinguish from anhydrous for accurate duty assessment
• For food use, comply with EU REACH if transshipping; US importers need GRAS affirmation