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Chromatograph Column Assembly from Mexico

Replacement column assembly for gas chromatographs used in chemical analysis of samples. It is a part specifically designed for instruments of subheading 9027.30 (spectrometers and similar apparatus). Classified under 9027.90.56 as an electrical part for these analytical instruments.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

Import Tips

Verify compatibility with specific instrument models from subheadings 9027.20-9027.89 to avoid misclassification

Include detailed technical specs and manufacturer certifications in import docs for customs clearance

Check for hazardous material restrictions if columns contain silica or other substances