</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Quarried Dolomite for Glass Manufacturing from Canada

High-purity dolomite blocks for flat glass production, delivered raw without calcining. Covered by HTS 2518.10.00.00 as not calcined or sintered dolomite in block form.

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

Glass-grade purity specs (>18% MgO) documentation supports specialized classification

Prevent contamination during shipping to maintain chemical purity claims