
Methylene Bis-Benzotriazolyl Tetramethylbutylphenol CAS 103597-45-1broad-Spectrum UV Filter for The Water Phase. Broad-Spectrum Protection: Covers both UVA and UVB spectral wavelengths effectively. Ultra-Fine Particle Size: Particle size is less than 200nm for superior dispersion. High Light Stability: Inherently light-stable organic molecules ensure durability. SPF Enhancement: Significantly improves SPF and PA values in cosmetic formulas. Low Volatility: Very low volatility ensures safety and stability in products. Wide Compatibility: Compatible with most cosmetic ingredients and various polymers. Custom Packaging: Other package sizes available upon request beyond standard 25kg drums. Long Shelf Life: Valid for 24 months when stored correctly.