Hostalux KCB Fluorescent Brightener from Mexico
Hostalux KCB is a synthetic coumarin-based fluorescent agent for polystyrene and acrylic plastics in packaging and signage. HTS 3204.20.80.00 covers this other category for polymer brightening via UV fluorescence. High thermal stability for extrusion processing.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Thermal gravimetric analysis (TGA) data proves extrusion suitability
• Conform to UL94 flammability if for electrical signage