Description
Drinking Water-grade Resin for Selective Chromate Removal
AmberLite PWA7 Ion Exchange Resin is an anion exchange resin designed for the removal of chromate from drinking water. Its high capacity makes AmberLite PWA7 the perfect choice for a simple, once-through, chromate removal process for municipal water treatment systems.
 
 
			 
					
				    Specifications
            
        
        Specifications
        
            
                                                                                    
                                | Manufacturer | DuPont - Dow | 
                                                                        
                                | Series | AmberLite Ion Exchange Resin | 
                                                                        
                                | Model Number | PWA7 | 
                                                                        
                                | Part Number | PWA7 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
                                | Description | Typical Properties: Physical Properties:
 Copolymer                                     Styrene-divinylbenzene
 Matrix                                             Gel
 Type                                              Strong acid cation
 Functional Group                          Sulfonic acid
 Physical Form                      White to amber, translucent, spherical beads
 Volume Ratio                                         38-44%
 Chemical Properties
 Ionic Form as Shipped                        Na+
 Total Exchange Capacity                     ≥ 2.2 eq/L
 Water Retention Capacity                  38 – 45%
 Particle Size
 Particle Diameter                             350 ± 50 μm
 < 300 μm                                           ≤ 1.1%
 > 1180 μm                                         ≤ 0.5%
 Density
 Shipping Weight                                830 g/L
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