7002.31.00.00/Synthetic Fused Quartz Process Gas Tubes/Japan

Synthetic Fused Quartz Process Gas Tubes from Japan

Unworked synthetic fused silica tubes for delivering process gases in semiconductor and solar cell manufacturing. Flame-polished ends acceptable if pre-annealing per chapter notes. HTS 7002.31.00.00 covers these unworked tubes.

Duty Rate — Japan → United States

10%

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
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Import Tips

• Specify electric fusion process vs flame fusion for synthetic quartz verification

• Particle contamination specs (<10 particles >0.5μm) prove clean process suitability

• Bulk packaged lengths ok; cut-to-length service voids unworked status

Synthetic Fused Quartz Process Gas Tubes from Japan — Import Duty Rate | HTS 7002.31.00.00