Aluminum Sulfate Octadecahydrate from Japan
Aluminum sulfate octadecahydrate (Al2(SO4)3·18H2O) is a chemically defined inorganic salt of aluminum used primarily in water purification and wastewater treatment as a coagulant. It falls under HTS 2833.22.00.00 as a sulfate of aluminum, distinct from other metal sulfates in heading 2833.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify purity and hydrate form via Certificate of Analysis to confirm classification; ensure SDS and proper UN packaging for hazardous goods transport; watch for anti-dumping duties on Chinese-origin aluminum sulfate