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| Amazing Waves | Bacterial Contamination of Water | Coliform Test Kit | 
| 
                                   Catalog #: KS9-116 
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                                   Catalog #: NS20-3553 
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                                   Catalog #: KS4-128 
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                      Our price: $157.84
                      
                     
                    
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                      Our price: $82.45
                      
                     
                    
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                      Our price: $95.97
                      
                     
                    
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| Determination of Dissolved Oxygen Concentration | Determination of the Alkalinity of Water | Determination of the Ammonia Nitrogen Concentration in Water | 
| 
                                   Catalog #: IS9750 
                               | 
                                  
              
                                   Catalog #: IS9752 
                               | 
                                  
              
                                   Catalog #: IS9754 
                               | 
                      
        
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                      Our price: $29.95
                      
                     
                    
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                      Our price: $39.95
                      
                     
                    
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                      Our price: $39.95
                      
                     
                    
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| Determination of Water Hardness | Electrochemical Remediation of Wastewater | Environmental Engineering Oil Spill Management Kit | 
| 
                                   Catalog #: IS9751 
                               | 
                                  
              
                                   Catalog #: IS9501 
                               | 
                                  
              
                                   Catalog #: KSOS-5000-KIT 
                               | 
                      
        
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                      Our price: $39.95
                      
                     
                    
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                      Our price: $62.90
                      
                     
                    
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                      Our price: $565.49
                      
                     
                    
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| Exploring Groundwater Contamination | Investigating Water Pollutants & Water Analysis | Nitrate in Fresh Water Test Kit | 
| 
                                   Catalog #: NS20-1213 
                               | 
                                  
              
                                   Catalog #: NS20-1503 
                               | 
                                  
              
                                   Catalog #: LA19-1-NI 
                               | 
                      
        
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                      Our price: $148.45
                      
                     
                    
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                      Our price: $81.35
                      
                     
                    
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                      Our price: $57.00
                      
                     
                    
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| Ocean Science, Environmental Science | Ocean Trash Can, Environmental Science | Phosphate in Fresh Water Test Kit | 
| 
                                   Catalog #: KS9-118 
                               | 
                                  
              
                                   Catalog #: KS9-120 
                               | 
                                  
              
                                   Catalog #: LA19-1-PH 
                               | 
                      
        
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                      Our price: $75.31
                      
                     
                    
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                      Our price: $80.68
                      
                     
                    
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                      Our price: $48.95
                      
                     
                    
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