Borosilicate Capillary Glass Tubes from Japan
Precision unworked borosilicate glass tubes with very small inner diameters for medical and analytical capillary applications. Falls under HTS 7002.39.00 as other unworked tubes, before any sealing or calibration. Used in blood analyzers, chromatography, and micro-fluidics.
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
• Specify bore diameter in import docs; very thin walls must still qualify as unworked per chapter annealing note
• Obtain biocompatibility certifications for medical end-use to facilitate FDA clearance alongside customs
• Avoid bundling with plastic holders, as sets may classify under 7017 medical glassware