Manganese Sulfate Monohydrate Powder from Mexico
Manganese sulfate monohydrate (MnSO4·H2O) is a pale pink powder used as a micronutrient in fertilizers and batteries, falling under HTS 2833.29.51.90 for other sulfates. It qualifies as a chemically defined inorganic metal sulfate per Chapter 28 notes.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Test for heavy metal impurities to ensure compliance with EPA fertilizer guidelines
• Use UN-approved packaging for moisture-sensitive powders to prevent degradation during transit
• Document battery-grade vs. fertilizer-grade purity levels for accurate duty assessment