Glass Manufacturing Sodium Sulfate from Canada
Calcined synthetic Na2SO4 flux for flat glass production, reducing melting point. HTS 2833.11.50 for other disodium sulfates meeting Chapter 28 purity standards.
Duty Rate — Canada → United States
10.4%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify end-use in glass flux to support duty drawback claims
• Bulk shipments require anti-caking agents declaration
• Confirm sulfate content >99% for correct heading