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		    | Benzene sulfonic acid一Hydrate | |
Product name:  | 
    Benzenesulfonic acid | 
Molecular Formula :  | 
    C6H8O4S  | 
  
CAS  No.:  | 
    98-11-3 26158-00-9 | 
EINECS No.:  | 
    202-638-7 | 
Use:  | 
    Mainly used by alkali melting phenol, resorcinol is also used in the esterification and dehydration reactions commonly used as a catalyst | 
Molecular Weight :  | 
    176.1903 | 
Appearance:  | 
    White crystals | 
Structure:  | 
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