9027.89.80.60/Sellmeier Equation Refractometer/Japan

Sellmeier Equation Refractometer from Japan

Advanced Abbe refractometer calculating dispersion curves using Sellmeier coefficients for optical glass quality control. HTS 9027.89.80.60 for physical analysis of refractive index across spectrum. Temperature-stabilized prism.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Calculate with your customs value Verify classification with AI

Import Tips

• Prism material certificates (e.g

• synthetic sapphire) required

• Software export control verification for advanced calculation algorithms