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9002.90.20.00/Wollaston Prism for Polarizing Microscopes/Mexico

Wollaston Prism for Polarizing Microscopes from Mexico

Birefringent Wollaston prism mounted for interference microscopy to split polarized light into orthogonal beams. HTS 9002.90.20.00 as specialized mounted prism for petrographic microscopes. Creates shear interference patterns for material stress analysis.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Polarization extinction ratio specs critical for classification proof

• Calcite material sourcing documentation avoids synthetic quartz confusion

• Avoid 'polarizer' generic labeling that triggers 9002.20 review

Wollaston Prism for Polarizing Microscopes from Mexico — Import Duty Rate | HTS 9002.90.20.00