Optiblanc Optical Brightener OB-1 from United States
Optiblanc OB-1 is a stilbene-based synthetic fluorescent brightening agent used in plastic compounding and polyester fiber production to impart a bright white appearance. It enhances UV stability and visual appeal in finished products. This product falls under tariff item 3204.20.00 as a synthetic organic product used as a fluorescent brightening agent.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is declared as a fluorescent brightening agent, not as a pigment or dye, to avoid misclassification under Chapter Note 3
• If the product is used in food-contact plastics, verify compliance with Canadian Food Inspection Agency regulations
• Provide technical documentation to CBSA to confirm the stilbene-based composition