Sodium Hexametaphosphate (SHMP) from Germany
Sodium hexametaphosphate, a cyclic polyphosphate, functions as a water softener, dispersant in ceramics, and sequestrant in food processing. It qualifies for HTS 2835.39.5000 as an 'other' polyphosphate meeting chemical definition criteria.
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
• Submit detailed chemical structure diagrams to confirm metaphosphate classification
• Comply with TSCA inventory requirements for new chemical substances
• Avoid bulk packaging that could lead to classification as unprepared material