Anhydrous Nickel Sulfate from Mexico
Anhydrous nickel sulfate (NiSO4) is a yellow-brown powder used in high-temperature applications like glass coloring and catalyst production. Classified under HTS 2833.24.00.00 as a pure sulfate of nickel, distinct from its hydrated forms.
Duty Rate — Mexico → United States
3.2%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide lab assays confirming anhydrous state to distinguish from hexahydrate and prevent duty disputes
• Declare for pigment or catalyst end-use to expedite customs; hazardous material shipping labels required
• Avoid pitfall of classifying dry blends as 2833.24; impurities >5% may trigger 3824 reclassification