Porosimeter Sample Stage from Japan
Precision stage for mercury intrusion porosimeters (9027.89) measuring pore size distribution. Includes vacuum seals and positioning controls. 9027.90.84.00 accessory for porosity testers.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document max pressure (30,000 psi) and sample size capacity
• High-pressure seals require material safety declarations
• Generic stages may classify under 8479 lab equipment