Luminex Bead-Based Multiplex Assay Kit from China
Magnetic microsphere-based assay kit for simultaneous detection of multiple cytokines in biological samples using flow cytometry. This prepared diagnostic reagent on beads (backing) is classified under HTS 3822.19.0080 for laboratory reagents put up in kit form.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Ensure bead lot traceability and calibration certificates for multiplex validation
• Declare as 'diagnostic reagents on backing' to distinguish from loose microspheres
• Check biotech-specific HTS rulings for multiplex vs single-analyte kits