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Precision Borosilicate Glass Tubing 16mm OD from China

High-precision borosilicate tubing with 16mm outer diameter and tight wall thickness tolerance, unworked status maintained through annealing only. 7002.39.00.90 classification for other unworked tubes used in scientific instrument manufacture.

Duty Rate — China → United States

41%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Include dimensional tolerance specs (OD, ID, wall) in commercial invoice

Certify no post-anneal grinding/polishing per Chapter 70 working definition

Consider bulk containerization to reduce per-unit handling costs