Blankophor P Fluorescent Whitening Agent from China
Blankophor P represents Fluorescent brightening agent 32, a synthetic stilbene derivative in HTS 3204.20.10.00 for optical brightening applications. Primarily applied in paper manufacturing to mask yellowness and achieve paper brightness levels above 90%. Its classification follows chapter provisions for luminophore-like fluorescent products.
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide fluorescence emission spectrum (peaks at 420-450nm) to validate classification; comply with pulp/paper industry VOC limits
• Watch for reclassification if diluted beyond note 3 preparation limits