Lithium Sulfate Monohydrate from Germany
Lithium sulfate monohydrate (Li2SO4·H2O) is used in lithium battery electrolytes and pharmaceuticals, under HTS 2833.29.51.90 as other alkali sulfates. Critical mineral status applies.
Duty Rate — Germany → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• USGS critical minerals declaration for battery supply chain
• Li2O equivalent content reporting >18%
• Battery-grade purity documentation