3' ATTO™ 488 (NHS Ester)
        Return to Fluorophores Modifications
    ATTO™ 488 can be used as a substitute for Alexa Fluor® 488. Dye calibration may be required for each commercial detection instrument.
    
        
            
                Scientific Details
                
                            | MW: | 782.2 | 
                            | Mod Code: | /3ATTO488N/ | 
                            | Extinction Coefficient: | 12600 | 
                            | Absorbance Max: | 502 nm | 
                            | Emission Max: | 522 | 
                            | Extinction Coefficient (At Absorbance max):
 | 87400 | 
                
             
         
        
     
        
            Absorbance and Fluorescence Emission
            
         
    
        
            Purification Compatibility
            
                
                | Requires HPLC | Yes | 
                | Requires IE-HPLC | No | 
                | Allows PAGE | No | 
                | Requires RNase-Free HPLC | No |