Editors
HPLC contaminant tests (PDF)
729024
729025
729026
729027
729054
729055
729226
729227
729254
729255

CHROMAFIL® CA  
Syringe filters with membrane of cellulose acetate  
Sterile and nonsterile packages available  
Features  
Hydrophilic membrane
For filtration of water-soluble oligomers and polymers, especially suited for biological macromolecules
Very high shape stability in aqueous solutions
Extremely low binding capacity for proteins (21 µg per 25 mm filter)
Also available in a sterile package (S) for filtration under sterile conditions (each filter individually sealed)
Click here for chemical resistance


Ordering information · CHROMAFIL® Xtra
Cellulose acetate syringe filters labeled for method validation and certification
Type Pore size Membrane   Standard pack BIGbox
  [µm] dia. [mm]   Filters/pack REF Filters/pack REF
CA-20/13
0.20
13
labeled
100
729254
   
CA-45/13
0.45
13
labeled
100
729255
   
CA-20/25 0.20 25 labeled 100 729226 400 729226.400
CA-45/25 0.45 25 labeled 100 729227 400 729227.400
 


Ordering information · CHROMAFIL®
Color-coded cellulose acetate syringe filters
Type Pore size Membrane Color code Standard pack BIGbox
  [µm] dia. [mm] top bottom Filters/pack REF Filters/pack REF
CA-20/15 MS 0.20 15 yellow red 100 729054

CA-45/15 MS 0.45 15 colorless red 100 729055

CA-20/25 0.20 25 yellow red 100 729026 400 729026.400
CA-45/25 0.45 25 colorless red 100 729027 400 729027.400
Sterile filters
CA-20/25 (S) 0.20 25 yellow red 50 729024    
CA-45/25 (S) 0.45 25 colorless red 50 729025    
MS = minispike on filter exit, S = sterile filter

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