 
                                50 ng plasmid was used for agarose gel analysis
| Lane | Method | Elution volume | Conc. (ng/ul) | OD260 /280 | OD260 /230 | Endotoxin level | Supercoiled ratio | 
|---|---|---|---|---|---|---|---|
| 1 | Quatro | 1 ml | 1134.9 | 1.90 | 2.25 | < 100 EU/mg | > 90% | 
| 2 | Quatro | 1199.9 | 1.90 | 2.27 | |||
| 3 | 公司 Q Kit | 983.4 | 1.91 | 2.30 | |||
| 4 | 公司 M Kit | 1067.8 | 1.91 | 2.31 | 
 
                     
                     
                     
                       
                     
                     
                     
                     
                     
                                
                                
                                
                                
                                
                                                      
                                                      
                                                      
                                                     
                                                     
                  											 
                             
                             
                             
                             
                             
                             
                             
                               
                               
                               
                               
                               
                               
         
         
                             
                             
                             
                             
                             
                             
                                 
                                 
                 
            
 
    