Poly-L-Lysine Coated Cover Glasses from Mexico
German borosilicate cover glasses coated with poly-L-lysine for protein/cell adhesion. Surface treatment doesn't change classification as micro cover glasses under HTS 7017.90.10.00.
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
• Disclose coating chemical in technical specs but emphasize glass substrate; validate coating stability for shelf life claims; watch EU REACH compliance for chemical treatments