2,2 ' -Dihydroxy-4,4 ' -dimethoxybenzophenone-5,5 ' -bis(sodium sulfonate)
INCI Name: Benzophenone-9
Synonyms: Uvinul DS 49
CAS No.: 76656-36-5
EINECS No.: 278-520-4
Molecular Formula: C15H12Na2O11S2
Molecular Weight: 478g/mol
Structural Formula:
Solubility:>5.0g/100g in water,
Property Specification
Appearance Bright yellow crystalline powder
Assay (%) Min. 95%
K value 21-23
Color Gardner Max. 6.0
Loss on Drying Max. 2.0%
Other Impurities Max. 5.0%
Applications:
It can absorb ultraviolet light of 290-400nm. Used in light stabilizer, dope, plastics, cosmetic.
Stability and Storage:
It is stable stored at normal temperatures and sealed package.
Package:25 kg drum
Shelf life:24 months
關(guān)鍵字： Benzophenone-9;BP-9