KLA-Tencor Surfscan SP7 Unpatterned Wafer Scanner from China
Surface scanning system for bare silicon wafer defectivity mapping using multi-angle darkfield optics and UV laser excitation. Detects haze, flatness deviations, and particles down to 20nm. Specifically for semiconductor wafer inspection under HTS 9031.41.00.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• UV laser safety certification (IEC 60825) mandatory for customs clearance
• Specify wafer diameter range (200mm-450mm) in commercial invoice
• Avoid declaring as 'general surface scanner' to prevent misclassification