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SPE Phases

SPE kolonky

 

This site encloses SPE phases overview includint their technical parameters. Further information about the products are available in the product catalogue.

 

 

 

 

 

Clean up SPE columns 

Reverse phase hydrophobic 

Phase Pore volume  (cm3/g) Pore Size (A) Surface Area (m2/g) Carbon Load (%) End Capping Feature
C2 Ethyl 0.77 60  500 6.6 YES/NO  
C4 n-Butyl  0.77 60 500 8.5 YES  
C8 Octyl 0.77 60 500 11.1 YES/NO  
C18 Octadecyl 0.77 60 500 21.7 YES/NO  
C30 Tricontyl 0.77 60 500 20.0 YES  
Cyclohexyl 0.77 60 500 11.6 YES/NO  
Phenyl 0.77 60 500 11.0 YES/NO  

Normal phase hydrophilic 

Phase Pore volume  (cm3/g) Pore Size (A) Surface Area (m2/g) Carbon Load (%)   Feature
Silica 0.77 60  500 N/A    
Diol 0.99 60 500 8.0    
Cyanopropyl 0.77 60 500 9.0    
Florisil 0.82 60 500 N/A    
Alumina, Acidic   60 500 N/A    
Alumina, Basic   60 500 N/A    
Alumina, Neutral   60 500 N/A    
Carbon       N/A   120/140 mesh

Ion Exchange - Anion Exchange

Phase Pore volume  (cm3/g) pKa Pore Size (A) Surface Area (m2/g) Carbon Load (%) Exchange (meq/g)
Aminopropyl (1 amine) 0.77 9.8 60 500 6.65 0.31
N-2 Aminoethyl (1/2 amine) 0.77 10.1; 10.9 60 500 11.1 0.32
Diethylamino (3 amine) 0.77 10.6 60 500 10.6 0.28
Quarternary Amine Chloride 0.77 Always charged 60 500 8.4 0.25
Quarternary Amine Hydroxide 0.77 Always charged 60 500 8.4 0.25
Quarternary Amine Acetate 0.77 Always charged 60 500 8.4 0.25
Quarternary Amine Formate 0.77 Always charged 60 500 8.4 0.25
Polyimine 0.77 Always charged     13.5 0.25

Ion Exchange - Cation Exchange

Phase Pore volume  (cm3/g) pKa Pore Size (A) Surface Area (m2/g) Carbon Load (%) Exchange (meq/g)
Carboxylic Acid 0.77 4.8 60 500 9.2 0.17
Propylsulfonic Acid 0.77 1 60 500 7.1 0.18
Benzenesulfonic Acid 0.77 Always charged 60 500 11.0 0.32
Benzenesulfonic Acid, High Load 0.77 Always charged 60 500 15.0 0.65
Triacetic Acid 0.77   60 500 7.61 Anion 0.17/Cation 0.06

Copolymeric phases

Phase Pore volume  (cm3/g) pKa Pore Size (A) Surface Area (m2/g) Carbon Load (%) Exchange (meq/g)
Aminopropyl + C8 0.77 9,8 60 500 12,3 0,163
Quarternary Amine + C8 0.77 Always charged 60 500 13,6 0,160
Carboxylic Acid + C8 0.77 4,8 60 500 2,5 0,105
Propylsulfonic Acid + C8 0.77 1 60 500 14,62 0,114
Benzenesulfonic Acid + C8 0,77 Always charged 60 500 12.3 0,072
Cyanopropyl + C8 0,77 N/A 60 500 14,6 0,163
Cyclohexyl + C8 0.77 N/A 60 500 N/A N/A

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