High-Purity Fused Quartz LPCVD Reactor Tube

Precision fused quartz tube for low-pressure chemical vapor deposition (LPCVD) furnaces in semiconductor wafer processing. Features ultra-smooth interior to prevent particle contamination during thin film deposition. HTS 7017.10.30.00 applies as specialized fused silica glassware for diffusion/oxidation-type furnaces.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7002.32.00Higher: 41% vs 35%

If imported as raw fused quartz tube stock before machining to furnace specifications

Unworked glass tubes in heading 7002 precede fabrication into laboratory articles.

6909.90.00Higher: 39% vs 35%

If for industrial furnace crucibles made from fused quartz ceramics

Chapter 69 covers ceramic lab crucibles, differentiated from glass by material structure.

7017.10Same rate: 35%

If graduated or calibrated for laboratory measurement purposes

Graduated/calibrated fused quartz labware has separate statistical breakout.

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Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Test for OH content and purity levels; certificates below 20ppm impurities support proper fused quartz classification

Document compatibility with standard 200mm/300mm wafer processing equipment