Benzophenone-4 is a Fabric & Textile Raw Material product. Key specs — Origin: china.
Product Description
Benzophenone-4 Chemical Name: 2-Benzoyl-5-methoxy-1-phenol-4-sulphonic acid Molecular Formula: C14H12O6 S Molecular Weight: 308.31 CAS No: 4065-45-6 Specification: Appearance: White or light yellow crystalline powder Assay: 99.0% min. Heavy metals: 5ppm max. Colour (Gardner-10% aqueous solution): 1.0 max.
Loss on drying: < 3.0% pH value: 1.2-2.2 UV Absorbance Max 460 min. UV Absorbance Max 290 min. Melting Point: > 140C.
Turbidity in water (EBC): 1.5 max Package: 25kg net cardboard drum Storage: Preserve in tight, light-resistent containers Shelf Life: 2 Years UV-light absorber series They are kind of broad-spectrum ultraviolet absorber, owns characteristics such as: High absorption efficiency, innocuity, good stability to heat, light.
As the type I sunscreen agent approved by FDA in the US, it can absorb UV-A and UV-B at the same time. It is widely used in the sunfast cream, sunfast milk, sunfast latex, sunfast oil etc.
