HM Digital
        
        
            
                    
        
            
                MSRP:
            
            
                CFA50627,14
            
        
        
            
                
            
            
                
            
        
        
            
                
            
            
                
            
            CFA43350,45
        
             
         
            Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers...
        
            
                    
        
            
                MSRP:
            
            
                CFA50627,14
            
        
        
            
                
            
            
                
            
        
        
            
                
            
            
                
            
            CFA43350,45