Water Treatment Sodium Sulfate from Canada
Granular Na2SO4 for precipitation of heavy metals in wastewater treatment plants. Under HTS 2833.11.5050 as other disodium sulfate, pure chemical excluding Chapter 38 water treatments. Inorganic salt application.
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
• EPA compliance data; solubility specs
• Pitfall: polymer blends go to 3809