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

Digital Surface Tension Electrical Tester from China

Instrument measuring surface tension of liquids via electrical pendant drop method for lab research. Fits HTS 9027.89.45.90 as electrical apparatus for checking surface tension explicitly listed. Used in pharmaceuticals and materials science.

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

Document specific measurement parameters to confirm Chapter 90 classification over parts

Avoid bulk packaging that suggests industrial machine status

Certify as lab instrument, not machine part per Chapter notes