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                                  VertiPak™  C1 SPE is very weakly non-polar, hydrophobic sorbent, manufactured using a trifunctional silane and endcapped to reduce the polar secondary interactions associated with surface silanol groups  | 
                                
                                
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                                  Least retentive of all alky sorbents for non-polar compounds  | 
                                
                                
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                                  Typical applications include polar and multifuctional compounds in plasma, urine, aqueous samples e.g corticosteroids in urine  | 
                                
                                
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                                  Tube format is available in 7 tube sizes.  | 
                                
                                
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                                  Cartridge format is available in 300mg, 600mg and 900mg size  | 
                                
                                
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                                  Tubes or cartridges are packaged in zip sealing bag protective from moisture and light  | 
                                
                                
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                                  Includes Certificate of Analysis  |