Surface Tension Tester from Germany
Du Noüy ring or Wilhelmy plate apparatus measuring liquid interfacial tension for chemical research and quality control. Fits HTS 9027.89.80 for instruments checking surface tension, a physical property analysis.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include force measurement precision specs (mN/m) in declarations
• Document method compliance (ASTM D971) for technical validation
• Ship rings/plates separately if interchangeable parts