High-Impact Polystyrene (HIPS) Trimmings from Mexico
High-impact polystyrene trimmings are trimmed edges and parings from HIPS sheet extrusion used in refrigerator linings and packaging. This material consists of polystyrene modified with polybutadiene but retains 95% or more styrene units by weight, falling under tariff item 3915.20.00 as styrene polymer scrap.
Duty Rate — Mexico → Canada
0%
Import Tips
• Verify that the polybutadiene content does not push styrene below 95% by weight, as this changes classification
• Keep supplier certificates of analysis for polymer composition
• Ensure the trimmings are not contaminated with other plastics during collection and shipping