Drawn Glass Base Plate for Optical Bench from China

Precision rectangular drawn glass plate, 5.5 mm thick, 0.15 m², serving as stable base for optical experiment benches. HTS 7004.90.30.20 covers this as unworked blown/drawn sheet glass over 5 mm in small rectangular shape. Thickness provides rigidity for lab alignment.

Duty Rate — China → United States

35%

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

Supply annealing certificates to confirm no post-process workings

Declare exact shape as 'rectangular' with photos; squares may be scrutinized

Avoid bulk packaging that implies sets, risking 7019 or article headings