Surface Tension Tester from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, 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