Diphenyl Ureine Salt DPS-3 from Germany
DPS-3 is the sodium salt of an aromatic diphenyl ureine derivative, used as a stabilizer in polymer production. Falls under HTS 2924.21.4500 per note (C)(1) classifying salts with parent organic compound; pure, chemically defined per chapter note (a).
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
• Specify organic base vs inorganic acid in salt formation per note (C)(2) for classification
• Anti-caking agents allowed only if necessary for transport per note (f); excess triggers reclass
• Industrial vs pharma end-use affects marking; misdeclaration common pitfall