Cobalt(II) Sulfate Heptahydrate from Germany
Cobalt(II) sulfate heptahydrate (CoSO4·7H2O) is a pink crystalline salt used in electroplating baths and as a cobalt source in fertilizers. It falls under HTS 2833.29.10.00 as a sulfate of cobalt, classified among other sulfates of metals per Chapter 28 notes.
Duty Rate — Germany → United States
1.4%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Verify purity and hydrate form via Certificate of Analysis (CoA) to confirm HTS 2833.29.10.00 classification as cobalt sulfate
• Include Safety Data Sheet (SDS) and ensure EPA/TSCA registration for chemical import compliance
• Avoid misclassification as fertilizer blends (Chapter 31); ship as pure chemical to prevent reclassification