Oil Analysis Filter Discs from Japan
Micro-porous filter discs (e.g., 1.2 micron) cut for machinery oil contamination testing per ISO 4406. Under HTS 4823.20.90.00 as precision filter paper. Captures wear particles.
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
• Reference ISO 16889/4406 standards; provide extraction solvent compatibility; distinguish from bulk oil filter media