High Performance LC
Stability® (Maisch)


Porous spherical silica: 5, 10 µm
Pore diameter: 100, 300, 1000 A°
Surface area: 350, 100 m2/g
Phasen mit besonderer chemischer Modifikation!

HPLC-phases with special chemical modifications!


         
 
       
      Column: Stability Fluosil
5 µm 250 x 2 mm,

Flow rate: 0.3 ml/min
Temperature: 25 C°, Injection: 10 µl
Eluent: A: 0,1 % H3PO4 (85%) / 49,9% water/ MeCN (v/v/v), B: 0,1 % H3PO4 in water
 
 
       
  Sample:
1=Pyrogallol,
2=Gallic Acid,
3=EGC
4=Catechine,
5=Theobromine,
6=Epicatechine
7=Epigallocatechingallate,
8=Caffeine,
9=Epicatechingallate,
10=p-OH-Bs-methylester (IS)
       
 
       
 
 
       
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