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POLYGOPREP

irregular silica phases for liquid chromatography


Features


irregular silica for preparative applications, pH stability 2 – 8
available pore sizes 60, 100, 300 and 1000 Å
available mean particle sizes 12 µm, 20 µm, 30 µm, 50 µm, 80 µm and 130 µm

Physical properties of unmodified POLYGOPREP materials
 

Phase
Pore size Pore volume Surface (BET)
Density
Pressure stability
 
  POLYGOPREP 60
60 Å
0.75 ml/g
350 m2/g
0.45 g/ml
600 bar
 
  POLYGOPREP 100
100 Å
1 ml/g 280 m2/g 0.35 g/ml 400 bar  
  POLYGOPREP 300
300 Å
0.8 ml/g 100 m2/g 0.45 g/ml 400 bar  
  POLYGOPREP 1000
1000 Å
0.8 ml/g 25 m2/g 0.45 g/ml 300 bar  


Summary of available POLYGOPREP phases

Phase Modification
Formula
POLYGOPREP C18 octadecyl
-(CH2)17-CH3
POLYGOPREP C8 octyl
-(CH2)7-CH3
POLYGOPREP C4 butyl
-(CH2)3-CH3
POLYGOPREP CN cyano (nitrile)
-(CH2)3-CN
POLYGOPREP NH2
aminopropyl
-(CH2)3-NH2
POLYGOPREP unmodified
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