Natural Wollastonite Abrasive Powder from Canada
Micronized wollastonite mineral (calcium silicate) from natural deposits, used as mild abrasive in toothpaste and polishing compounds. HTS 2513.20.9000 includes such 'other natural abrasives' valued for low hardness (5-5.5 Mohs).
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide particle size analysis (e.g
• -325 mesh) and acicular morphology description
• Ensure no chemical modification; surface-treated versions may go to Chapter 38
• Avoid classifying as 'earths' under 2530 if abrasive use predominant