Raman Spectrometer Grating Replacement from China
Volume phase holographic grating for high-resolution Raman spectrometers used in materials characterization. Repair component for 9810.00.60-admitted Raman systems at chemistry departments.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify blaze wavelength and efficiency curves; provide parent spectrometer documentation; ensure grating alignment specifications match original