•  | 
                                  VertiPak™  HBP SPE is highly cross-linked polystyrene divinylbenzene copolymer (PS-DVB) hydrophobic polymeric sorbent offering 100% reversed phase interaction and interference-free extraction, compatability with LC-MS or GC-MS  | 
                                
                                
                                  •  | 
                                  Exhibits very high binding capacity over silica, up to 30% of sorbent weight allowing larger sample loads or a smaller sorbent bed resulting in better analyte concentration  | 
                                
                                
                                  •  | 
                                  Needs no addition of amine modifiers, buffers and acids due to no silanol in PS-DVB  | 
                                
                                
                                  •  | 
                                  Typical applications include aromatics compounds, phenols from water, nitroaromatics from water, pesticides from environmental samples, PAHs from oil  | 
                                
                                
                                  •  | 
                                  Tube format is available in 4 tube sizes  | 
                                
                                
                                  •  | 
                                  Tubes are packaged in zip sealing bag protective from moisture and light  | 
                                
                                
                                  •  | 
                                  Includes Certificate of Analysis  |