Appearance: off-white or light yellow crystalline powder
Identification: UV absorptivities do not differ by more than 3.0%
Water 2.0% max
Impurty: Individal impury 0.2%
Total impurity 0.5% max
Residual solvent 5000ppm max
Benzophenone-4 is a water-soluable & is recommended for the highest sun protectionfactors.
Tests have shown that the Benzophenone-4 stabilizes the viscosity of gels based on polyacrylic acid when they are exposed to UV radiation. Concentrations as low as 0.1% provides good results.
It is used as ultraviolet stabilizer in hair care, liquid soap, hair color products.
Benzophenone-4 is widely used in liquid soap and hair color cosmetics. tt can be used to protect products from UV damage and can also be used in sunscreen products to protect the skin. This prpduct can be combined with oil soluble filters and is recommended for the highest skin protection factors. It also stabilizes the viscosity of the gels when they are exposed t UV radiation.