Normal Human Serum AB Positive from Canada
Normal human serum AB positive is sourced from type AB donors, valued for low isoagglutinin levels in sensitive assays. Under HTS 3002.12.00.20, it qualifies as normal human blood sera for diagnostic and research uses without targeted modifications. Commonly used in blood banking and flow cytometry protocols.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Specify blood type and pooling details on commercial invoice to justify normal serum status
• Comply with USP <1043> ancillary materials guidelines for cell therapy imports
• Pre-clear with FDA via eCTD for repeated shipments to minimize border inspections