Zinc Fluorosilicate from Germany
Zinc fluorosilicate (ZnSiF6) is used in electroplating baths and as a hardening agent in concrete, fitting HTS 2826.90.90 as a fluorosilicate complex salt. This hygroscopic crystalline compound is chemically defined per Chapter Note 1. Commonly available in hydrated forms.
Duty Rate — Germany → United States
3.1%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Monitor for water of hydration affecting purity claims; comply with wastewater discharge regs; provide galvanizing industry end-use letters