Antimonic Acid Colloidal from Germany
Colloidal antimonic acid (HSbO3·nH2O) is applied in flame retardants and catalysts. It is an other inorganic acid under HTS 2811.19.61.90, oxygen compound of nonmetal antimony. Chemically defined despite colloidal form.
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
• Particle size analysis confirms colloidal acid vs. antimony oxide in 2825
• Non-hazardous typically, but verify pH for corrosive classification