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                    | Benzophenone-9 | 
                   
                  
                    
                      
                        | Alias | 
                        2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-disulfonic acid disodium salt; Benzophenone-9 | 
                         
                      
                        | Molecular Structure | 
                          | 
                         
                      
                        | Formula | 
                        C15H12O11S2Na2 | 
                         
                      
                        | MW | 
                        478.35 | 
                         
                      
                        | CAS NO.  | 
                        76656-36-5 | 
                         
                      
                        | Specification | 
                        Appearance:      light yellow powder  
                          Assay:           ≥ 95%   
                          Color:           6 Gardner max.  
                          Water:           ≤ 05g/100g  | 
                         
                      
                        | Application | 
                        Used as UV absorbors | 
                         
                      
                        | Packing | 
                        25kg fiber drums | 
                         
                     
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