UV absorber

PRODUCT NAME：BP-9

Chemicalname: 2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone-5,5' –Sodium Sulfonate; Benzophenone-9

CASNo.:76656-36-5

Specifications:

Appearance:Bright yellowcrystalline powder 

Gardner Color: 6.0 max 

Assay:85.0% min or 65.0% min

Chromatographic Purity: 98.0%min 

Odor:Similar in character andintensity to standrad,very slight solvent odor 

K-value(in water at 330 nm):16.0 min 

Solubility:(5g/100ml water at25 deg C) Clear solution, free from insoluble

Use: This product is a water-soluble ultravioletradiation-absorbing agent with a wide spectrum and the maximum light-absorbingwavelength of 288nm.It has the advantages of high absorbing efficiency, notoxicity, and no allergy-causing and no deformity-causing side effects, goodlights stability and heat stability etc. Moreover it can absorb UV-A and UV-B,being class I sun protection agent, added in cosmetics with the dosage of 5-8%.

Storage condition: Preserve under tight and light-resistant condition

Package: 25kg /drum