Tourmaline Abrasive Powder from Germany
Natural tourmaline dust for specialty polishing of hardened steels and ceramics. HTS 7105.90.00.00 covers other natural semi-precious stone powders.
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
• Piezoelectric properties require special ESD handling declarations
• Brazilian/Chinese sources have different purity profiles
• Water-soluble boron content testing recommended