Bismuth Reference Standard Bar from Mexico
Precision-cast bar of certified >99.99% bismuth used as a calibration standard in analytical chemistry labs. Its unwrought bar form and ultra-high purity align precisely with HTS 8106.10.00.00 classification criteria.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Attach NIST-traceable certificates of analysis for purity and composition validation
• Declare value based on metal content only, excluding certification premium
• Ensure bar dimensions indicate unwrought status to avoid 'wrought' misclassification