</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Chromatography Column Holder for HPLC Systems from China

This precision-machined holder secures chromatography columns in high-performance liquid chromatography (HPLC) systems classified under 9027.50.40. It ensures stable alignment during analysis of chemical compositions in pharmaceuticals and research labs. Falls under 9027.90.56.50 as a dedicated accessory for these electrical chromatographic instruments.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify compatibility certification with specific 9027.50.40 models to avoid misclassification as general lab parts

Include technical specs and OEM part numbers in documentation for customs valuation

Watch for anti-dumping duties on precision metal components from certain Asian manufacturers