What Is Benzophenone- 4 CAS 4065-45-6? Benzophenone- 4 CAS 4065-45-6 belongs to the benzophenone class of compounds. 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid is white or light yellow powder at room temperature, which can effectively absorb 285~325Im of ultraviolet light. UV-284 is a kind of broad spectrum ultraviolet absorber with high absorption rate, non-toxic, no photosensitization, no teratogenicity, and good light and heat stability. Benzophenone-4 is widely used in sunscreen, honey, lotion, oil and other cosmetics. Specification ITEM STANDARD Appearance Off-White Powder Purity(HPLC) 99.50%min Melting Point Deg.C 160.0℃min Dry loss 2.0%max PH,1%Aqueous Solution@25C 1.20-2.20 Gardner colour(10% 4.0max 16.0NTU max UV absorbance E1%cm,in water at max.285nm 460min UV absorbance E1%cm,in water at max.325nm 290min K-Value@285nm, L/g-cm 46.0-50.0 Heavy metals as Pb 20ppm max Application 1.As a UV resistant finishing agent, benzophenone-4 has good anti-aging and softening effects on cotton and polyester fibers. 2. Benzophenone- 4 CAS 4065-45-6 widely used as anti ultraviolet finishing agent in sunscreen cosmetics such as sunscreen, cream, honey, lotion, oil, etc 3. Benzophenone- 4 CAS 4065-45-6 can also be used as a UV absorber in other water-soluble inks, coatings, etc Production.Package And Storage 25kg/bag or requirement of clients. Keep it in cool space.
